Using COc1ccc2[nH]c(=O)c3sccc3c2c1-c1ccc(C(CNC(=O)OC(C)(C)C)C(C)C)cc1 to produce COc1ccc2[nH]c(=O)c3sccc3c2c1-c1ccc(C(CN)C(C)C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.