2,5-Bis(4-aminophenyl)tetrahydro-3a,6a-dimethylcyclobuta[1,2-c:3,4-c']dipyrrole-1,3,4,6(2H,5H)-tetrone

2,5-Bis(4-aminophenyl)tetrahydro-3a,6a-dimethylcyclobuta[1,2-c:3,4-c']dipyrrole-1,3,4,6(2H,5H)-tetrone · CAS 194216-52-9