1-Amino-4-[3,5-bis[(chloroacetyl)aminomethyl]-2,4,6-trimethylphenylamino]-9,10-dihydro-9,10-dioxo-2-anthracenesulfonic acid

1-amino-4-[[3,5-bis[[(chloroacetyl)amino]methyl]-2,4,6-trimethylphenyl]amino]-9,10-dihydro-9,10-dioxoanthracene-2-sulphonic acid