Question
How many optically active (Lactide) product $(s)$ are formed in given reaction ?
$\begin{array}{*{20}{c}}
{OH\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{C{H_3} - CH - COOH\xrightarrow{\Delta }}
\end{array}$
