Table 1. Antibacterial Activities (MIC, μg/mL) of Olympicin A and Derivatives^a.

^aNo test compounds were active (>200 μg/mL) against other Gram-negative bacteria including K. pneumonia (ATCC 33495) and P. aeruginosa (PAO1).

^bPositive controls isoniazid and rifampin inhibited M. tuberculosis at 0.03 and 0.05 μg/mL, respectively.

^cnd = not determined.