52236-82-5 Acetic acid, (4-((1-amino-9,10-dihydro-4-hydroxy-9,10-dioxo-2-anthracenyl)oxy)phenoxy)-, methyl ester EINECS 257-770-8 Methyl (4-((1-amino-9,10-dihydro-4-hydroxy-9,10-dioxo-2-anthryl)oxy)phenoxy)acetate