Table 2. SAR of the Left-Hand Ring.
compd | R1 | R2 | R3 | EC50 (μM)a |
---|---|---|---|---|
C11 | Cl | H | H | 1.3 |
C12 | F | H | H | 0.1 |
C13 | Br | H | H | 3.1 |
C14 | OCF3 | H | H | 95.6 |
C15 | OCH3 | H | H | 2611 |
C16 | NO2 | H | H | 2.0 |
C17 | CF3 | H | H | 16.6 |
C18 | H | H | H | 1.0 |
C19 | H | H | F | 1.2 |
C20 | H | F | H | 158.8 |
C21 | F | F | H | 1.6 |
Inhibition of VSV replication in MDCK epithelial cells.