. "[(1R)-1-{[(1S,2R,18R,19R,22S,25R,28R,40S)-22-(carbamoylmethyl)-40-carboxy-15,49-dichloro-2,18,32,35,37-pentahydroxy-20,23,26,42,44-pentaoxo-48-({4,5,6-trihydroxy-3-[(5-hydroxy-4,6-dimethyl-4-{[2-(octyldisulfanyl)ethyl]amino}oxan-2-yl)oxy]oxan-2-yl}oxy)-7,13-dioxa-21,24,27,41,43-pentaazaoctacyclo[26.14.2.2^{3,6}.2^{14,17}.1^{8,12}.1^{29,33}.0^{10,25}.0^{34,39}]pentaconta-3,5,8,10,12(48),14,16,29(45),30,32,34(39),35,37,46,49-pentadecaen-19-yl]carbamoyl}-3-methylbutyl](methyl)azanium" . "1b" . . . . . . . .