1,8-Dianilino-4,5-dihydroxyanthraquinone 1,8-Dihydroxy-4,5-bis(phenylamino)anthraquinone 71873-61-5 9,10-Anthracenedione, 1,8-dihydroxy-4,5-bis(phenylamino)- EINECS 276-134-0