Using NC1=NCCC1, CSc1ccc(C(=O)C(Cl)c2ccc(SC)cc2)cc1 to produce CSc1ccc(-c2nc3n(c2-c2ccc(SC)cc2)CCC3)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.