Using COc1cc2c(NC(N)=S)cnc(CNC(=O)OC(C)(C)C)c2cc1OC, CC(=O)CCl to produce COc1cc2c(Nc3nc(C)cs3)cnc(CNC(=O)OC(C)(C)C)c2cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.