Synonyms: Pyridinium,3-[4-[2,6-diamino-5-(3,4-dichlorophenyl)-4-pyrimidinyl]butyl]-1-[[4-(fluorosulfonyl)phenyl]methyl]-,bromide, monohydrobromide (9CI); Pyridinium,3-[4-[2,6-diamino-5-(3,4-dichlorophenyl)-4-pyrimidinyl]butyl]-1-[p-(fluorosulfonyl)benzyl]-,bromide, monohydrobromide (8CI)