英文别名
9,9'-dioxo-[2,2']bifluorenyl-3,3'-dicarboxylic acid anhydride;Difluoreno[3,2-c:2',3'-e]oxepine-6,8,14,17-tetraone;16-oxaheptacyclo[16.11.0.02,14.04,12.06,11.020,28.021,26]nonacosa-1(18),2(14),3,6,8,10,12,19,21,23,25,28-dodecaene-5,15,17,27-tetrone