has role antineoplastic agent HIV protease inhibitor organic molecular entity nelfinavir An aryl sulfide that is used (as its mesylate salt) for treatment of HIV and also exhibits some anticancer properties. C32H45N3O4S Cc1c(O)cccc1C(=O)N[C@@H](CSc1ccccc1)[C@H](O)CN1C[C@H]2CCCC[C@H]2C[C@H]1C(=O)NC(C)(C)C