Showing structure for COC1=CC(C2OC3=C(OC)C=C(/C=C/C(=O)N(CCC4=CC=C(O)C=C4)[Si](C)(C)C)C=C3C2C(=O)N(CCC2=CC=C(O)C=C2)[Si](C)(C)C)=CC=C1O