123089-18-9 | 16aH,17H-2,16:16,30-Dimethano-1H-azacyclotridecino[1'',2'':1',2']pyrido[3',4':2,3]pyrrolo[1,2-a]azacyclopentadecin-30-ium,2,2a,3,4,6,7,8,9,10,11,12,13,14,15,18,23,26,27,28,29-eicosahydro-17,18,31-trihydroxy-,(2S,2aR,16R,16aS,16bS,17S,18R,19E,21Z,24Z,30S,31S)- | C33H53 N2 O3 |