Using N=C(N)N, Cc1c(C(=O)Cl)ccn1-c1ccc2ccccc2n1 to produce Cc1c(C(=O)NC(=N)N)ccn1-c1ccc2ccccc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.