(4,4'-dimethylaminophenazo)benzoyl-arginyl-glycyl-valyl-valyl-asparaginyl-alanyl-seryl-seryl-arginyl-leucyl-alanyl-5-((2'-aminoethyl)amino)naphthalene-1-sulfonic acid
(4,4'-dimethylaminophenazo)benzoyl-arginyl-glycyl-valyl-valyl-asparaginyl-alanyl-seryl-seryl-arginyl-leucyl-alanyl-5-((2'-aminoethyl)amino)naphthalene-1-sulfonic acid