Using CC(C)(C)OC(=O)N1CCc2ccsc2C1, CCOC(=O)Cl to produce CCOC(=O)c1cc2c(s1)CN(C(=O)OC(C)(C)C)CC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.