3,3'-(((hexane-1,6-diylbis(methylazanediyl))bis(carbonyl))bis(oxy))bis(1-methylpyridin-1-ium) bromide-D6;Hexamethylenebis[methylcarbamate] 3-Hydroxy-1-methylpyridinium-d6 Bromide; 3,3'-[1,6-Hexanediylbis[(methylimino)carbonyl]oxy]bis[1-methyl-pyridinium Dibromide-d6; BC 51; Distigmine Dibromide-d6; Hexamarium-d6; N,N'-Hexamethylenebis(3-N-methylcarbamoxy-1-methylpyridine)dibromide-d6; Ubretid-d6; Ubritil-d6; 3,3'-(((Hexane-1,6-diylbis(methylazanediyl))bis(carbonyl))bis(oxy))bis(1-methylpyridin-1-ium)-d6 Bromide;Distigmine-d6 Bromide