Using N#CCc1c(Cl)ccc(N)c1Cl, CSc1ncc(C=O)c(N)n1 to produce CSc1ncc2cc(-c3c(Cl)ccc(N)c3Cl)c(N)nc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.