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(-)-(2S,3S,6R,7R,10S,11S)-2,3:10,11-Diepoxy-6,7-O-isopropylidene-1,12-O-bis(4-nitrobenzoyl)-1,6,7,12-tetrahydroxydodecane
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(+)-(4R,15R,16R,19R,20R,23R,24S)-1-O-(tert-Butyldimethylsilyl)-4-O-(methoxymethyl)-16,19:20,23:24,25-triepoxy-1,4,15-trihydroxypentacosane
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