4-[[[3-[2-[[(1,1-Dimethylethyl)amino]carbonyl]-4-[(1,1-dimethyl)ethoxy]-1-pyrrolidinyl]-2-hydroxypropyl]amino]carbonyl]-5,5-dimethyl-.alpha.-[(phenylacetyl)amino]-N-(phenylmethyl)-2- AIDS-006806 AIDS006806 Penicillin, 1Pyrrol-OHPrNH2 analog