TABLE 2.

Antimicrobial activities of compounds 5f, 5h, 5i, and 5k.

Minimum inhibitory concentration (MIC) in µg/ml
Compound	Bacterial species
	(G+)		(G−)
	Bacillus subtilis	Staphylococcus aureus	Escherichia coli	Pseudomonas aeruginosa
5f	0.125	0.070	0.125	0.125
5h	0.050	0.030	0.065	0.060
5i	0.070	0.035	0.065	0.065
5k	0.125	0.060	0.125	0.125
Ciprofloxacin	0.010	0.030	0.060	0.060