Using CCOC(=O)CCN, C/C=C/C(=O)N(CCCCC(=O)O)C(c1ccccc1)c1ccccc1 to produce C/C=C/C(=O)N(CCCCC(=O)NCCC(=O)O)C(c1ccccc1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.