IUPAC:(2'R,5'S,11'S,14'S,18'E)-2',11'-dimethyl-14'-(propan-2-yl)-15'-oxa-3',9',12',26',29'-pentaazaspiro[1,5-dioxane-3,17'-tetracyclo[18.5.3.1^{5,9}.0^{23,27}]nonacosane]-1'(26'),18',20',22',24',27'-hexaene-4',10',13',16'-tetrone
IUPAC:(2'R,5'S,11'S,14'S,18'E)-2',11'-dimethyl-14'-(propan-2-yl)-15'-oxa-3',9',12',26',29'-pentaazaspiro[1,5-dioxane-3,17'-tetracyclo[18.5.3.1^{5,9}.0^{23,27}]nonacosane]-1'(26'),18',20',22',24',27'-hexaene-4',10',13',16'-tetrone