Using CC(O)=S, CCOc1cc([C@@H](CCO)N2Cc3cccc(NC(=O)C4CC4)c3C2=O)ccc1OC to produce CCOc1cc([C@@H](CCSC(C)=O)N2Cc3cccc(NC(=O)C4CC4)c3C2=O)ccc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.