Using Cc1ccc(C(=O)O)s1, Nc1ccc(N2C(=O)CC(=O)Nc3c2ccc2ccccc32)cc1 to produce Cc1ccc(C(=O)Nc2ccc(N3C(=O)CC(=O)Nc4c3ccc3ccccc43)cc2)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.