(-)-3-Menthyl-3-oxo-1-cyclohexen-1-carboxylat 、
1-<(-)-3-Menthyloxy>-1-methoxyethen 生成
(1S,6R,7R)-7-<(-)-3-Menthyloxy>-7-methoxy-2-oxobicyclo<4.2.0>octan-6-carbonsaeure-<(1R,2S,5R)-2-isopropyl-5-methylcyclohexylester> 、 (1R,6S,7S)-7-<(-)-3-Menthyloxy>-7-methoxy-2-oxobicyclo<4.2.0>octan-6-carbonsaeure-<(1R,2S,5R)-2-isopropyl-5-methylcyclohexylester>