1-(5-Bromo-pyridin-2-yl)-3-[2-(4-{4-[3-(5-hydroxymethyl-2,5-dihydro-furan-2-yl)-2,6-dioxo-3,6-dihydro-2H-pyrimidin-1-yl]-but-2-ynyl}-piperazin-1-yl)-ethyl]-thiourea AIDS-163194 AIDS163194 Heterodimer [d4U]N^3-N-piperazinyl[trovirdine analogue