Fanapanel hydrate is a highly selective antagonist of AMPA kainate with little activity against NMDA(Ki of 3.2 nM, 100 nM, and 8.5 μM against quisqualate, kainate, and NMDA, respectively).
Tanaproget is a novel nonsteroidal progesterone receptor agonist which can bind to the PR from various species with a higher relative affinity than reference steroidal progestins (IC50: 0.1 nM),
Branaplam is a highly potent, selective and orally active SMN2 splicing modulator. Branaplam increases the amount of functional SMN protein produced by the SMN2 gene through modifying its splicing.