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