Showing structure for CC(=O)[C@]1(O)CC2=C(O[Si](C)(C)C)C3=C(C(=O)C4=CC=CC=C4C3=O)C(O[Si](C)(C)C)=C2[C@@H](O[C@H]2C[C@H](N)[C@H](O)[C@H](C)O2)C1