Table 1. Structural Modifications with Substituents on the Piperazine Ringa.
EC50 ± SEM (n ≥ 3) is from the HCV-Luc infection assay; CC50 ± SEM (n ≥ 3) is from the ATPlite cytotoxicity assay; selectivity index = CC50/ EC50.
EC50 ± SEM (n ≥ 3) is from the HCV-Luc infection assay; CC50 ± SEM (n ≥ 3) is from the ATPlite cytotoxicity assay; selectivity index = CC50/ EC50.