Showing structure for CC(C)(C)[Si](C)(C)NC1=NC(/C(=C/CC(=O)O[Si](C)(C)C(C)(C)C)C(=O)N[C@@H]2C(=O)N3C(C(=O)O[Si](C)(C)C(C)(C)C)=CCS[C@H]23)=CS1