Synonyms: Cuprate(4-),[7-[(5-chloro-2-fluoro-6-methyl-4-pyrimidinyl)amino]-4-(hydroxy-kO)-3-[[2-(hydroxy-kO)-4,6-disulfo-1-naphthalenyl]azo-kN1]-1,5-naphthalenedisulfonato(6-)]-,tetrasodium (9CI); Cuprate(4-), [7-[(5-chloro-2-fluoro-6-methyl-4-pyrimidinyl)amino]-4-hydroxy-3-[(2-hydroxy-4,6-disulfo-1-naphthalenyl)azo]-1,5-naphthalenedisulfonato(6-)]-,tetrasodium; 1,5-Naphthalenedisulfonic acid,7-[(5-chloro-2-fluoro-6-methyl-4-pyrimidinyl)amino]-4-hydroxy-3-[(2-hydroxy-4,6-disulfo-1-naphthalenyl)azo]-,copper complex