ethyl 5-methylhexa-3,4-dienoate

4-(5-甲基-1,3,4-噁二唑-2-基)苯酚

2,6,6-trimethyl-5-phenyl-3,5-dihydrofuro[2,3-d]pyrimidin-4-one

3-氨基-2-甲基-4(3H)喹唑啉酮

2-methyl-3,4-dihydro-1,3,4-benzotriazepin-5-one