Showing structure for CC1=CC2C3=C(C=C(C4=CC5=CC=C(O)C=C5O4)C=C3O[Si](C)(C)C(C)(C)C)OC(C3=C(O)C=C(C4=CC5=CC=C(O)C=C5O4)C=C3O[Si](C)(C)C(C)(C)C)C2C(C)(C)C1