7-({4-(dimethylamino)-5-[(2,9-dimethyl-3-oxooctahydro-2h,5ah-dipyrano[2,3-b:4',3'-e][1,4]dioxin-7-yl)oxy]-6-methyltetrahydro-2h-pyran-2-yl}oxy)-10-({4-(dimethylamino)-6-[(2,9-dimethyl-3-oxooctahydro-2h,5ah-dipyrano[2,3-b:4',3'-e][1,4]dioxin-7-yl)oxy]-2-me |
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