Showing structure for CC(C)(C)[Si](C)(C)O[C@@H]1[C@H](O)[C@@H](CSCC[C@@H](C(=O)O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)O[C@H]1N1C=NC2=C(N)N=CN=C21