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Showing structure for C[Si](C)(C)OC1=CC(C(=O)OCC2(O[Si](C)(C)C)C(O)OC(COC(=O)C3=CC(O[Si](C)(C)C)=C(O)C(O[Si](C)(C)C)=C3)C2O)=CC(O)=C1O