Using Nc1ccc(CCCC(=O)O)cc1, O=C(OCC1c2ccccc2-c2ccccc21)ON1C(=O)CCC1=O to produce O=C(O)CCCc1ccc(NC(=O)OCC2c3ccccc3-c3ccccc32)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.