英文别名
1',2'-Dihydro-1'-(2-methoxy-1,2-bis(methoxycarbonyl)ethenyl)-2'-methylspiro(9H-fluoren-9,3'-[3H]pyrazol)-4',5'-dicarbonsaeure-dimethylester;dimethyl 1'-methyl-2'-[(Z)-1,3,4-trimethoxy-1,4-dioxobut-2-en-2-yl]spiro[fluorene-9,5'-pyrazole]-3',4'-dicarboxylate