Showing structure for C[Si](C)(C)O[C@@H]1[C@@H](COP(=O)(O[Si](C)(C)C)OP(=O)(O[Si](C)(C)C)O[Si](C)(C)C)OC(N2C=NC3=C2N([Si](C)(C)C)C=NC3=O)[C@@H]1O