Using O=C(OCc1ccccc1)[C@H](Cc1ccccc1)NC(=O)N1CCSCC1 to produce O=C(O)[C@H](Cc1ccccc1)NC(=O)N1CCSCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.