Using O=C(Cl)C(CCCl)c1ccccc1, CC(C)(C)OC(=O)NN to produce CC(C)(C)OC(=O)NNC(=O)C(CCCl)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.