3,3'-(((hexane-1,6-diylbis(methylazanediyl))bis(carbonyl))bis(oxy))bis(1-methylpyridin-1-ium) bromide;Hexamethylenebis[methylcarbamate] 3-Hydroxy-1-methylpyridinium Bromide; 3,3'-[1,6-Hexanediylbis[(methylimino)carbonyl]oxy]bis[1-methyl-pyridinium Dibromide; BC 51; Distigmine Dibromide; Hexamarium; N,N'-Hexamethylenebis(3-N-methylcarbamoxy-1-methylpyridine)dibromide; Ubretid; Ubritil; 3,3'-(((Hexane-1,6-diylbis(methylazanediyl))bis(carbonyl))bis(oxy))bis(1-methylpyridin-1-ium) Bromide;Distigmine Bromide