1-Amino-4,8-dihydroxy-5-(methylamino)anthraquinone 1-Amino-5-(N-methylamino)-4,8-dihydroxyanthraquinone 13643-37-3 9,10-Anthracenedione, 1-amino-4,8-dihydroxy-5-(methylamino)- EINECS 237-130-4