Using Cc1cc(C)c2c(n1)CC(c1ccccc1Cl)CC2=O, N=C(N)NN to produce Cc1cc(C)c2c(n1)CC(c1ccccc1Cl)CC2=NNC(=N)N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.