HIV-1 inhibitor-75 is a human immunodeficiency virus 1 ( HIV-1 ) inhibitor, with an EC 50 value ranging from 0.0039 to 0.338 μM. The binding target of HIV-1 inhibitor-75 is reverse transcriptase , with an IC 50 value of 0.055 μM. HIV-1 inhibitor-75 shows good in vitro metabolic stability, exhibiting moderate clearance rates and a longer half-life in human plasma and liver microsomes.