methyl 2-oxo-1-(3-oxobutyl)cycloheptane-1-carboxylate

3-羟基-8,9,10,11-四氢-7H-环庚基色烯-6-酮

2-氯-5,6,7,8,9,10-六氢环庚并[B]吲哚-6-羧酰胺

2-methylcycloheptan-1-one

1,2-dimethylidenecycloheptane