Using CCOC(=O)C(Cc1ccc(NC(=S)NC(=O)c2ccccc2)s1)NC(=O)OC(C)(C)C to produce CC(C)(C)OC(=O)NC(Cc1ccc(NC(N)=S)s1)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.