| Synonyms: | Polymyxin B nonapeptide TFA;(2S,3R)-2-Amino-N-((S)-4-amino-1-oxo-1-(((3S,6S,9S,12S,15R,18S,21S)-6,9,18-tris(2-aminoethyl)-15-benzyl-3-((R)-1-hydroxyethyl)-12-isobutyl-2,5,8,11,14,17,20-heptaoxo-1,4,7,10,13,16,19-heptaazacyclotricosan-21-yl)amino)butan-2-yl)-3-hydroxybutanamide 2,2,2-trifluoroacetate |