Using COc1ccnc(CCl)c1OC, CCOC(=O)c1ccc2[nH]c(S)nc2c1 to produce CCOC(=O)c1ccc2[nH]c(SCc3nccc(OC)c3OC)nc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.