Table 3.
Compound* | X | Y | Z | R1 | R2 | MIC of Clarithromycin (μg/ml) | Fold Reduction in MIC |
---|---|---|---|---|---|---|---|
15 | CH3 | H | H | H | H | 32 | 2 |
16 | CH3 | CH3 | H | H | H | 32 | 2 |
17 | NH2 | H | H | H | H | 61 | 1 |
18 | CNH(NH2) | H | H | H | H | 16 | 4 |
19 | H | H | H | CH3 | H | 64 | 1 |
20 | H | H | H | CH3 | CH3 | 32 | 2 |
21 | H | H | CH3 | H | H | 64 | 1 |
All compounds were present at 12.5 μg/ml, a concentration at least four-fold lower than the intrinsic MIC of each compound (given in Table S1).