150840-64-5 AIDS-033501 AIDS033501 Betulinic acid NH-HepCO-Sarcosine deriv. Glycine, N-[8-[[(3.beta.)-3-hydroxy-28-oxolup-20(29)-en-28-yl]amino]-1-oxooctyl]-N-methyl- N'-[N-[3.beta.-Hydroxylup-20(29)-en-28-oyl]-8-aminooctanoyl]sarcosine