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