Showing structure for C=C1C2=CC=CC(O[Si](C)(C)C(C)(C)C)=C2C(=O)C2=C(O[Si](C)(C)C(C)(C)C)[C@]3(O[Si](C)(C)C(C)(C)C)C(=O)C(C(N)=O)C(=O)[C@@H](N(C)C)[C@@H]3[C@@H](O)[C@H]12