Table 2.

Activity of Additional Analogues

				MIC90 (μM)
entry		compound		R	NR
1	11	SPh	Ph	74.0	>100
2	12		Ph	>100	>100
3	13		Ph	>100	>100
4	14	H	n-Pr	1.14	0.57
5	15	Me	H	0.82	0.059
6	16	Br	H	1.27	0.042