Using CC1NC(=O)NN=C1c1ccc2c(c1)CCC(=O)N2CCOCc1ccccc1 to produce CC1NC(=O)NN=C1c1ccc2c(c1)CCC(=O)N2CCO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.