IUPAC: N-[(2S,3R,4S,6S)-6-{[(2S,3S,4S,6R)-6-[(1'R,2S,4'S,5S,6R,8'R,10'Z,12'S,13'S,14'Z,16'Z,20'R,21'R,24'S)-21',24'-dihydroxy-5,11',13',22'-tetramethyl-6-(propan-2-yl)-5,6-dihydro-3',7',19'-trioxaspiro[pyran-2,6'-tetracyclo[15.6.1.1^{4,8}.0^{20,24}]pentacosane]-10',14',16',22'-tetraen-2'-oneoxy]-4-methoxy-2-methyloxan-3-yl]oxy}-4-methoxy-2-methyloxan-3-yl]acetamide

SMILES: [H][C@@]12OC\C3=C\C=C/[C@H](C)[C@H](O[C@H]4C[C@H](OC)[C@@H](O[C@H]5C[C@H](OC)[C@H](NC(C)=O)[C@H](C)O5)[C@H](C)O4)\C(C)=C/C[C@]4([H])C[C@@]([H])(C[C@@]5(O[C@H](C(C)C)[C@@H](C)C=C5)O4)OC(=O)[C@]([H])(C=C(C)[C@H]1O)[C@@]23O |c:6,38,55,t:4,65,@@:48|