4-bromomethyl-1,3-dioxa-5-methylcyclopentene-2-one
trans 4-(tert-butyloxycarbonylamino)methylcyclohexanecarboxylic acid
trans-4-aminomethyl-cyclohexyl-carboxylic acid
4,5-Dimethyl-1,3-dioxole-2-one
(5-methyl-2-oxo-1,3-dioxolen-4-yl)methyl trans-4-<<(tert-butoxycarbonyl)amino>methyl>cyclohexanecarboxylate