BD1008 Free Base is a selective sigma receptor antagonist, with a reported binding affinity of Kᵢ = 2 ± 1 nM for the sigma-1 receptor and 4 times selectivity over the sigma-2 receptor.
Lanabecestat, also known as AZD3293 and LY3314814, is a potent, highly permeable, orally active, blood-brain barrier (BBB) penetrating, BACE1 inhibitor with unique slow off-rate kinetics. AZD3293 displayed significant dose- and time-dependent reductions in plasma, cerebrospinal fluid, and brain concentrations of Aβ40, Aβ42, and sAβPPβ.