ethyl 2-hydroxy-2-(trifluoromethyl)-2H-chromene-3-carboxylate

苯并呋喃-2-甲酰胺

(E)-1-(2-hydroxyphenyl)pent-1-en-3-one

N'1-[(Z)-(6-氧代-2,4-环己二烯-1-亚基)甲基]-N'2-[(6-氧代-2,4-环己二烯-1-亚基)甲基]乙烷二酰肼

1-N',6-N'-bis[(E)-(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]hexanedihydrazide