9-Chloro-4,5,6,7-tetrahydro-6-(3-methyl-2-butenyl)-7-(2-methylpropyl)imidazo[4,5-1-jk][1,4]benzodiazepine-2-(1H)-thione AIDS-044611 AIDS044611 TIBO, 9Cl-7-iBu-6-(DMA) Thione deriv.