TASK DEFINITION: In this task, you are given a sentence. You are expected to recognize the name of any form of chemical substances. Although there might be several correct answers, you need to write one of them.
PROBLEM: Nocapyrones H-J, 3,6-Disubstituted -Pyrones from the Marine Actinomycete Nocardiopsis sp. KMF-001.

SOLUTION: 3,6-Disubstituted -Pyrones

PROBLEM: The (R)-omeprazole hydroxylation index reflects CYP2C19 activity in healthy Japanese volunteers.

SOLUTION: (R)-omeprazole

PROBLEM: Fragment-based design, synthesis, and biological evaluation of N-substituted-5-(4-isopropylthiophenol)-2-hydroxynicotinamide derivatives as novel Mcl-1 inhibitors.

SOLUTION:
N-substituted-5-(4-isopropylthiophenol)-2-hydroxynicotinamide