for the following products
(6S,9S,12S,13S,17S,20S,21S)-13,21-Dihydroxy-12,20-diisobutyl-6,9-diisopropyl-2,17-dimethyl-4,7,10,15,18-pentaoxo-5,8,11,16,19-pentaazatricosan-23-oic acid | Pepstatin | [3S,4S)-4-amino-3-hydroxy-6-methylheptanoic acid] and Pepstatin A
