Showing structure for CC(C)(C)[Si](C)(C)OC1=CC(O[Si](C)(C)C(C)(C)C)=C2C(=O)C(O[Si](C)(C)C(C)(C)C)=C(C3=CC=C(O)C(O[Si](C)(C)C(C)(C)C)=C3)OC2=C1