Using [N-]=[N+]=[N-], C=CCn1cnc2c1c(Cl)nc(=O)n2CCCCC to produce C=CCn1cnc2c1c1nnnn1c(=O)n2CCCCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.