1,2,4-Triazole-3-carboxamide-2-(2',3'-Dideoxyribofuranosyl) 114412-66-7 1H-1,2,4-Triazole-3-carboxamide, 1-[tetrahydro-5-(hydroxymethyl)-2-furanyl]-, (2R-cis)- AIDS-001070 AIDS001070 dd-ribavarin