Using O=C(Cl)CCCCl, CC(C)S(=O)(=O)NC1Cc2ccc(-c3cccc(CN)c3)cc2C1 to produce CC(C)S(=O)(=O)NC1Cc2ccc(-c3cccc(CN4CCCC4=O)c3)cc2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.