Table 2. Inhibitory Activity at the Plk1 PBD of 4-Phenylacetic Acid Amide Triazoloquinazolinone Derivatives 30–38 Modified on the Phenyl Ring and Phenylacetyl Group.

^aIC₅₀ values were determined from at least three independent experiments except as noted in parentheses.

^bData from Alverez et al.¹⁸