1,2-Benzenedicarboxamide,N,N'-bis(9,10-dihydro-9,10-dioxo-1-anthracenyl), helio echtgelb E3R, N,N'-Bis(9,10-dihydro-9,10-dioxo-1-anthryl)phthaldiamide, N,N'-bis-(9,10-dioxo-9,10-dihydro-[1]anthryl)-phthalamide, pigment yellow 99, EINECS 223-710-4, N.N'-Di-(anthrachinonyl-(1))-phthalamid