11-Cyclopropyl-4-methyl-5,11-dihydro-6H-dipyrido[2,3-e:3',2'-b][1,4]diazepin-6-one 129618-40-2 AIDS-001856 AIDS001856 BIRG 0587;BI-RG-587 BIRG 587 BIRG-587 NSC641530 NVP Nevirapine Viramune