Using Cn1ccc(-c2csc([C@H]3CCCN3C(=O)OC(C)(C)C)n2)cc1=O to produce Cn1ccc(-c2csc([C@H]3CCCN3)n2)cc1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.