Showing structure for C[Si](C)(C)OC(=O)C[C@H](NC(=O)C1=C(N)N([C@@H]2O[C@H](COP(=O)(O[Si](C)(C)C)O[Si](C)(C)C)[C@@H](O)[C@H]2O[Si](C)(C)C)C=N1)C(=O)O