Using COC(=O)[C@H]1CN(c2ccc3c(c2)C[C@@H](C)N3C(=O)COCc2ccccc2)C(=O)O1 to produce COC(=O)[C@H]1CN(c2ccc3c(c2)C[C@@H](C)N3C(=O)CO)C(=O)O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.