IUPAC:15,26-dimethyl (2R,6R,13R,22S,23S,24S,35R,38R,39S)-13,24-diethyl-23,32-dihydroxy-30,31-dimethoxy-21-oxa-1,9,17,28-tetraazaundecacyclo[22.13.1.1^{6,9}.0^{2,22}.0^{3,20}.0^{5,18}.0^{6,16}.0^{27,35}.0^{29,34}.0^{35,38}.0^{13,39}]nonatriaconta-3(20),4,11,15,18,26,29(34),30,32-nonaene-15,26-dicarboxylate
IUPAC:15,26-dimethyl (2R,6R,13R,22S,23S,24S,35R,38R,39S)-13,24-diethyl-23,32-dihydroxy-30,31-dimethoxy-21-oxa-1,9,17,28-tetraazaundecacyclo[22.13.1.1^{6,9}.0^{2,22}.0^{3,20}.0^{5,18}.0^{6,16}.0^{27,35}.0^{29,34}.0^{35,38}.0^{13,39}]nonatriaconta-3(20),4,11,15,18,26,29(34),30,32-nonaene-15,26-dicarboxylate