4,4,6-trimethyl-2-methylsulfanyl-5,6-dihydro-1,3-oxazine

1-O-ethyl 3-O-methyl 2-methylpropanedioate

外消旋蕨素B

酮洛芬乙酯

1-甲基-1H-吲哚-2-甲腈