Showing structure for CC(C)(O)CCC1=C(C2=CC(O[Si](C)(C)C(C)(C)C)=C(O[Si](C)(C)C(C)(C)C)C=C2O)OC2=C3C=CC(C)(C)OC3=CC(O[Si](C)(C)C(C)(C)C)=C2C1=O