(5E)-5-[(2-氯苯基)亚甲基]-1-(3-甲氧基苯基)-2-硫代-3-(2,4,6-三甲基苯基)-1,3-二嗪农-4,6-二酮

9-(2-chlorophenyl)-3,3,6,6-tetramethyl-4,5,7,9-tetrahydro-2H-xanthene-1,8-dione

9,9-dimethyl-12-(2-chlorophenyl)-8,9,10,12-tetrahydrobenzo[α]xanthen-11-one

methyl 2-hydroxyiminochromene-3-carboxylate

6,8-dichloro-2-(2-chlorophenyl)chromen-4-one