prop-2-enyl 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate

naphthalen-2-yl 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate

2-溴乙基2,2-二甲基-3-(2-甲基丙-1-烯基)环丙烷-1-羧酸酯

3-(2-propenyl)-2-methyl-4-oxo-2-cyclopentenyl 2,2-dimethyl-3-(2-methyl-1-propenyl)cyclopropanecarboxylate