Using CCOC(=O)CN(CC(=O)OCC)c1cc(CCC(=O)O)ccc1C to produce CCOC(=O)CN(CC(=O)OCC)c1cc2c(cc1C)C(=O)CC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.