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(1S,5S,6R,7S,8S,12S,15S)-7,10,10,14,17,17-Hexamethyl-3-oxo-15-tri(propan-2-yl)silyloxy-2,4,9,11-tetraoxatetracyclo[11.3.1.01,5.08,12]heptadec-13-ene-6-carbaldehyde


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