2-甲基-3-氧代己酸乙酯

(E)-3-(2-hydroxy-4-methoxyphenyl)-2-methyl-acrylic acid ethyl ester

7-methoxy-3-methylchromen-2-one

ethyl 7-hydroxy-2-methylhept-2-enoate

ethyl (2E)-2-(3-cyclohexyl-2-cyclohexylimino-6-phenyl-1,3,5-oxadiazin-4-ylidene)propanoate