| 2-{[17-hydroxy-17-(1-{[5-({5-[(5-hydroxy-4-methoxy-6-methyltetrahydro-2h-pyran-2-yl)oxy]-4-methoxy-6-methyltetrahydro-2h-pyran-2-yl}oxy)-4-methoxy-6,9'-dimethyloctahydro-5a'h-spiro[pyran-2,3'-pyrano[3,4-c][1,2,5]trioxepin]-7'-yl]oxy}ethyl)-10,13-dimethyl- |
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