Showing structure for C/C1=C/C(C)C/C=C/C2C3OC3(C)C(C)C3C(C(C)C4=CN([Si](C)(C)C)C5=CC=CC=C45)N([Si](C)(C)C)C(=O)C23C(O[Si](C)(C)C)=CCC(=O)C1=O