102969-86-8 1,6-Naphthalenedisulfonic acid,4-[[4-[[1-hydroxy-7-[(4-methylbenzoyl)amino]-3-sulfo-2-naphthalenyl]azo]-2,5-dimethoxyphenyl]azo]-, trisodium salt
102969-87-9 1,6-Naphthalenedisulfonic acid,4-[[2-(acetylamino)-4-[[1-hydroxy-6-[(4-methoxyphenyl)amino]-3-sulfo-2-naphthalenyl]azo]-5-methoxyphenyl]azo]-, trisodium salt