Using O=C(N[C@@H](Cc1ccc(-c2cccs2)cc1)C(=O)O)C(CS)Cc1ccccc1, OB(O)c1cccc2ccccc12 to produce O=C(N[C@@H](Cc1ccc(-c2cccc3ccccc23)cc1)C(=O)O)C(CS)Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.