Using Nc1ccccc1SC[C@@H](NC(=O)OCc1ccccc1)C(=O)O to produce O=C(N[C@@H]1CSc2ccccc2NC1=O)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.