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%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
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% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
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% Document Info
\author{shelbeans}
\pdfinfo{
  /Title (organic-chemistry-exam-1.pdf)
  /Creator (Cheatography)
  /Author (shelbeans)
  /Subject (Organic Chemistry Exam 1 Cheat Sheet)
}

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\noindent
\begin{multicols}{3}
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    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
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\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Organic Chemistry Exam 1 Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{shelbeans} via \textcolor{DarkBackground}{\uline{cheatography.com/177819/cs/37114/}}}
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\noindent
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  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}shelbeans \\
  \uline{cheatography.com/shelbeans} \\
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  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 15th February, 2023.\\
   Page {\thepage} of \pageref{LastPage}.
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  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
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\begin{multicols*}{3}

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\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Naming Alkanes}}  \tn
% Row 0
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1 & meth- \tn 
% Row Count 1 (+ 1)
% Row 1
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2 & eth- \tn 
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% Row 2
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3 & prop- \tn 
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4 & but- \tn 
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% Row 4
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5 & pent- \tn 
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% Row 5
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6 & hex- \tn 
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10 & dec- \tn 
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\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Naming Alkanes Rules}}  \tn
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\mymulticolumn{1}{x{5.377cm}}{1. Find longest continous carboon chain (Parent Chain) and name based on how many carbons present and stick an -ane on the end  \newline % Row Count 3 (+ 3)
(4 carbon chain = Butane)  \newline % Row Count 4 (+ 1)
2. If 2 or more branches, list alphebetically,  \newline % Row Count 5 (+ 1)
3. If more than 1 of same type of group, add prefix (di-,tri-, etc)% Row Count 7 (+ 2)
} \tn 
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\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Functional Groups}}  \tn
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\mymulticolumn{1}{x{5.377cm}}{For clarification, a carbonyl is just the C=O}  \tn 
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\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Classification of Isomers}}  \tn
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\mymulticolumn{1}{x{5.377cm}}{Constitutional Isomers: isomers that differ in order of atoms connected  \newline % Row Count 2 (+ 2)
Stereoisomer: Isomers with same connections but different atom arrangements \newline % Row Count 4 (+ 2)
     Enantiomers: stereoisomers that are nonsuperimposable mirror images  \newline % Row Count 6 (+ 2)
     Diastereomers: steroisomers that are not mirror images  \newline % Row Count 8 (+ 2)
     Cis-Transisomers: Only compounds w/ double bonds and at least 2 different substituents on either side% Row Count 11 (+ 3)
} \tn 
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\mymulticolumn{4}{x{5.377cm}}{\bf\textcolor{white}{Conformations}}  \tn
% Row 0
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Eclipsed Conformation: & Staggered \seqsplit{Conformations:} &  &  \tn 
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% Row 1
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0 degrees & Gauche=60 Degrees &  & Anti= 180 degrees \tn 
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\mymulticolumn{4}{x{5.377cm}}{In order of most to least stable: \newline Anti -\textgreater{} Gauche -\textgreater{} Eclipsed}  \tn 
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\mymulticolumn{1}{x{5.377cm}}{Chiral: If it cant be superimposed on its mirror image (entantiomers) \newline % Row Count 2 (+ 2)
Achiral: The molecules in chich mirron images are super imposable% Row Count 4 (+ 2)
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% That's all folks
\end{multicols*}

\end{document}