4-[[[3-[2-[[(1,1-Dimethylethyl)amino]carbonyl]-1-pyrrolidinyl]-2-hydroxypropyl]amino]carbonyl]-5,5-dimethyl-.alpha.-[(phenylacetyl)amino]-N-(phenylmethyl)-2-thiazolidineacetamide, [2R-[2.alpha.(R*) AIDS-006797 AIDS006797 Penicillin, 1Pyrrol-OHPrNH2 analog