Using CC(C)(C)[O-], CCOP(=O)(Cc1ccc(-c2nc(O)c3ccccc3n2)cc1)OCC to produce CCOP(=O)(Cc1ccc(-c2nc3ccccc3c(=O)n2C)cc1)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.