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