4,11-diamino-2-butyl-naphth[2,3-f]isoindole-1,3,5,10-tetraone, EINECS 221-648-2, 4,11-Diamino-2-butyl-naphth[2,3-f]isoindol-1,3,5,10-tetraon, 1H-Naphth[2,3-f]isoindole-1,3,5,10(2H)-tetrone,4,11-diamino-2-butyl, 1,4-Diamino-N-(butyl)-9,10-dihydro-9,10-dioxo-2,3-anthracenedicarboximide, 4,11-diamino-2-butyl-1H-naphth[2,3-f]isoindole-1,3,5,10(2H)-tetrone