2,5-bis[(4-hydroxy-3,5-dimethoxyphenyl)methylidene]cyclopentan-1-one

2-[(4-羟基-3,5-二甲氧基苯基)亚甲基]-4-环戊烯-1,3-二酮

[(3,5-dimethoxy-4-oxocyclohexa-2,5-dien-1-ylidene)methylamino]urea

3,5-二甲氧基-4-丙氧基-苯甲醛

ethyl 3-(4-hydroxy-3,5-dimethoxyphenyl)prop-2-enoate