Using CCN1C=CN=C(C2CC2)c2ccccc21, CC(C)c1cc(C(C)C)c(S(=O)(=O)N=[N+]=[N-])c(C(C)C)c1 to produce CCN1C=C(N=[N+]=[N-])N=C(C2CC2)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.