1,5-Naphthalenedisulfonic acid, 3-((4-((4-((3-(((4-((4,8-disulfo-2-naphthalenyl)azo)-2-methoxy-5-methylphenyl)amino)carbonyl)-4-methoxyphenyl)azo)benzoyl)amino)-5-methoxy-2-methylphenyl)azo)-, tetrapotassium salt

Name	1,5-Naphthalenedisulfonic acid, 3-((4-((4-((3-(((4-((4,8-disulfo-2-naphthalenyl)azo)-2-methoxy-5-methylphenyl)amino)carbonyl)-4-methoxyphenyl)azo)benzoyl)amino)-5-methoxy-2-methylphenyl)azo)-, tetrapotassium salt

Molecular Formula	C51H38K4N8O17S4
Molecular Weight	1319.6

COc1cc(N=Nc2cc(S(=O)(=O)[O-])c3cccc(S(=O)(=O)[O-])c3c2)c(C)cc1NC(=O)c1ccc(N=Nc2ccc(OC)c(C(=O)Nc3cc(C)c(N=Nc4cc(S(=O)(=O)[O-])c5cccc(S(=O)(=O)[O-])c5c4)cc3OC)c2)cc1.[K+].[K+].[K+].[K+]