Showing structure for CC(C)(C)[Si](C)(C)OC(=O)C1OC(OC2=CC=C3C(=C2)OC(=O)C2=CC(O)=CC=C23)C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)C1O