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Showing structure for C[Si](C)(C)OC1=CC(C23OC4=CC(O)=CC(O)=C4C(C4=C(C=C(O)C5=C4OC(C4=CC(O)=C(O)C(O)=C4)C(O)C5)O2)C3O)=CC(O)=C1O