methyl 2-methyl-1-oxo-1,2,3,4-tetrahydronaphthalene-2-carboxylate

2,2-二甲基-4-氧代-4-苯基丁酸

2,2-dimethyl-4-phenyl-butyric acid amide

2,2-二甲基琥珀酸酐

苯