Using N=C(N)N, CN(C)/C=C/C(=O)c1sc(-c2ccncc2)nc1Cc1ccc(Cl)cc1 to produce Nc1nccc(-c2sc(-c3ccncc3)nc2Cc2ccc(Cl)cc2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.