Using c1ccc(C2CCNC2)cc1, COc1ccc(-c2oncc2C(=O)O)cc1 to produce COc1ccc(-c2oncc2C(=O)N2CCC(c3ccccc3)C2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.