Using Cc1c(SCCCS)ccnc1CO, O=[N+]([O-])c1cnc2ccc(Cl)nn12 to produce Cc1c(SCCCSc2ccc3ncc([N+](=O)[O-])n3n2)ccnc1CO, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.