Using CCOC(=O)Cn1cnc2c(=O)[nH]c(NC(=O)C(C)C)nc21 to produce CC(C)C(=O)Nc1nc2c(ncn2CC(=O)O)c(=O)[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.