Showing structure for CC1=CC(O)=C2C(=O)C3=C(OC4OC(COC(=O)C5=CC(O[Si](C)(C)C)=C(O[Si](C)(C)C)C(O[Si](C)(C)C)=C5)C(O)C(O)C4O)C=CC=C3C(=O)C2=C1