Dalbavancin Impurity 6

(3S,14R,17R,33R,34S,37S,47R,49aR) -55- (((2S,3R,4R,5S,6S) -6-carboxy-4,5-dihydroxy-3- (9-methyldecanamido) tetrahydro-2H-pyran-2-yl) oxy) -5,30-dichloro-6,11,33,39,43-pentahydroxy-14- (methylamino) -2,15,35,49,50,58-hexaoxo-41- (((2R,3S,4S,5S,6R) -3,4,5-trihydroxy-6- (hydroxymethyl) tetrahydro-2H-pyran-2-yl) oxy) -2,3,15,16,17,18,34,35,36,37,47,48,49,49a-tetradecahydro-1H,14H,33H-3,17:34,47-bis (epiminomethano) -10,13:19,22:29,32-trietheno-4,8:24,27:42,46-tri (metheno) benzo[14,15][1]oxa[7,17]diazacyclotetracosino[4,5-d][1,14]dioxa[6,21]diazacycloheptacosine-37-carboxylic acid

(3S,14R,17R,33R,34S,37S,47R,49aR) -55- (((2S,3R,4R,5S,6S) -6-carboxy-4,5-dihydroxy-3- (9-methyldecanamido) tetrahydro-2H-pyran-2-yl) oxy) -5,30-dichloro-6,11,33,39,43-pentahydroxy-14- (methylamino) -2,15,35,49,50,58-hexaoxo-41- (((2R,3S,4S,5S,6R) -3,4,5-trihydroxy-6- (hydroxymethyl) tetrahydro-2H-pyran-2-yl) oxy) -2,3,15,16,17,18,34,35,36,37,47,48,49,49a-tetradecahydro-1H,14H,33H-3,17:34,47-bis (epiminomethano) -10,13:19,22:29,32-trietheno-4,8:24,27:42,46-tri (metheno) benzo[14,15][1]oxa[7,17]diazacyclotetracosino[4,5-d][1,14]dioxa[6,21]diazacycloheptacosine-37-carboxylic acid