IUPAC:(2S,3S,4S,5R,6S)-6-[4-({[({[(19S)-10,19-diethyl-19-hydroxy-14,18-dioxo-17-oxa-3,13-diazapentacyclo[11.8.0.0^{2,11}.0^{4,9}.0^{15,20}]henicosa-1(21),2(11),3,5,7,9,15(20)-heptaen-7-yl]oxy}methyl)(2-methanesulfonylethyl)carbamoyl]oxy}methyl)-2-{2-[3-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)-N-methylpropanamido]acetamido}phenoxy]-3,4,5-trihydroxyoxane-2-carboxylic acid
IUPAC:(2S,3S,4S,5R,6S)-6-[4-({[({[(19S)-10,19-diethyl-19-hydroxy-14,18-dioxo-17-oxa-3,13-diazapentacyclo[11.8.0.0^{2,11}.0^{4,9}.0^{15,20}]henicosa-1(21),2(11),3,5,7,9,15(20)-heptaen-7-yl]oxy}methyl)(2-methanesulfonylethyl)carbamoyl]oxy}methyl)-2-{2-[3-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)-N-methylpropanamido]acetamido}phenoxy]-3,4,5-trihydroxyoxane-2-carboxylic acid