Showing structure for C[Si](C)(C)O[C@@H]1[C@@H](COP(=O)(OC(=O)CCCC[C@@H]2SCC3NC(=O)N([Si](C)(C)C)C32)O[Si](C)(C)C)O[C@@H](N2C=NC3=C(N)N=CN=C32)[C@@H]1O