4-羟基-3-甲基色烯-2-酮

[4-[[3-(2,2-二甲基丙酰氧基)-2-氧代-苯并吡喃-4-基]甲基]-2-氧代-苯并吡喃-3-基] 2,2-二甲基丙酸酯

1-(4-amino-3,5-dichlorophenyl)-2-[ethyl(methyl)amino]ethanol

chromeno[4,3-b]quinolin-6-one

[3-[(4-benzoyloxy-2-oxochromen-3-yl)methyl]-2-oxochromen-4-yl] benzoate