Using CCOC(=O)C1(NC(=O)CC)Cc2cccc3c2N(CCC3)C1=O to produce CCC(=O)NC1(C(=O)O)Cc2cccc3c2N(CCC3)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.