Abstract: Compound 25a was exceptionally potent against the whole viral panel, affording 3-4-fold enhancement of in vitro antiviral potency against WT,
L100I,
K103N,
Y181C,
Y188L,
E138K, and
K103N+
Y181C and 10-fold enhancement against
F227L+
V106A relative to the reference drug etravirine (ETV) in the same cellular assay.