Compound E has the molecular formula C5H8 as well as is optically active. On catalytic hydrogenation E yields F. Compound F has the molecular formula C5H10 is optically active, and can't be resolved into separate enantiomers. Compound G has the molecular formula C6H10 as well as is optically active. Compound G contains no triple bonds. On catalytic hydrogenation G yields H. Compound H has the molecular formula C6H14 is optically inactive, as well as cannot be resolved into separate enantiomers.