Using C[C@H](CCc1ccc(C(=O)CCCCc2ccccc2)s1)C(N)O to produce C[C@H](CCc1ccc(C(O)CCCCc2ccccc2)s1)C(N)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.