3-(4-甲氧基-3-甲基-2-噻吩基)-2-丁酮

2,3-二甲苯基乙酸酯

2,3-二甲苯酚

乙酰氯

3a',5'-diacetyl-3a',4',7',7a'-tetrahydro-3,3,3'',3''-tetramethyldispiro-methano-<1H>-indene-8',2''>oxirane