spiro[3,4-dihydrochromene-2,4'-piperidine]-4-ol

2-(2,3-dimethoxyphenyl)-2,3-dihydrochromen-4-one

3-碘-2-苯基-色烯-4-酮

6-[1-[2-(2-hydroxyethylamino)ethylamino]ethylidene]cyclohexa-2,4-dien-1-one

1-(3,4-dimethoxyphenyl)-3-(2-hydroxyphenyl)propane-1,3-dione