英文同义词: | Benzo[3,4]fluoreno[2,1-b]pyran-13(3H)-one, 6,7-dimethoxy-3,3-bis(4-methoxyphenyl)-;6,?7-?Dimethoxy-?3,?3-?bis(4-?methoxyphenyl)?benzo[3,?4]?fluoreno[2,?1-?b]?pyran-?13(3H)?-?one;6,7-dimethoxy-3,3-bis(4-methoxyphenyl)benzo[h]indeno[2,1-f]chromen-13(3H)-one |