Using CCCCCCCCCCOc1ccnc(CCl)c1C, Sc1nc2ccccc2[nH]1 to produce CCCCCCCCCCOc1ccnc(CSc2nc3ccccc3[nH]2)c1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.