Colistimethate sodium

Colistimethate sodium 30387-39-4 Polymyxin E1, 1-[(2S)-2-[(6-methyl-1-oxooctyl)amino]-4-[(sulfomethyl)amino]butanoic acid]-3-[(2S)-2-amino-4-[(sulfomethyl)amino]butanoic acid]-5-[(2S)-2-amino-4-[(sulfomethyl)amino]butanoic acid]-9-[(2S)-2-amino-4-[(sulfomethyl)amino]butanoic acid]- (9CI);_x000D_ Colistin A, 1-[L-2-(6-methyloctanamido)-4-[(sulfomethyl)amino]butyric acid]-3-[L-2-amino-4-[(sulfomethyl)amino]butyric acid]-5-[L-2-amino-4-[(sulfomethyl)amino]butyric acid]-9-[L-2-amino-4-[(sulfomethyl)amino]butyric acid]- (8CI);_x000D_ Polymyxin E1, 1-[N2-(6-methyl-1-oxooctyl)-N4-(sulfomethyl)-L-2,4-diaminobutanoic acid]-3-[N4-(sulfomethyl)-L-2,4-diaminobutanoic acid]-5-[N4-(sulfomethyl)-L-2,4-diaminobutanoic acid]-9-[N4-(sulfomethyl)-L-2,4-diaminobutanoic acid]-;_x000D_ Colistin-1,3,5,9-tetramethanesulfonic A acid;_x000D_ 1,4,7,10,13,16,19-Heptaazacyclotricosane, cyclic peptide deriv.;