\textbf{223.} Which statement about formic acid is \textbf{correct}?
\begin{itemize}
\item[(1)] It is the most widely used carboxylic acid.
\item[(2)] With water, it forms hydrogen bonds.
\item[(3)] In its structure, there are five electron pairs.
\item[(4)] It is prepared synthetically and is not found in nature.
\end{itemize}