WAY-639872 is an active molecule exhibiting (in vivo) efficacy. This compound selectively targets (enzyme X), demonstrating inhibition with an IC50 of 2 nM. Importantly, it possesses a (high level) of specificity, showing minimal interaction with related enzymes. WAY-639872 maintains stability (under physiological pH), and its pharmacokinetic profile indicates an (excellent oral bioavailability) of 90%. Furthermore, the molecule remains unmetabolized for an extended period, with a half-life exceeding 24 hours. Its safety profile reveals no significant (adverse effects), and it has successfully completed Phase I clinical trials.