1H-1,2,4-Triazole-3-carboxamide, 1-.beta.-D-ribofuranosyl- & Cyclopentanecarboxylic acid, 3-[(1S)-1-(acetylamino)-2-ethylbutyl]-4-[(aminoiminomethyl)amino]-2-hydroxy-, (1S,2S,3R,4R)- AIDS-155118 AIDS155118 Ribavirin & RWJ-270201