150840-62-3 AIDS-033505 AIDS033505 L-Lysine, N2-[8-[[(3.beta.)-3-hydroxy-28-oxolup-20(29)-en-28-yl]amino]-1-oxooctyl]- N'-[N-[3.beta.-Hydroxylup-20(29)-en-28-oyl]-8-aminooctanoyl]-L-lysineBetulinic acid NH-HepCO-Lys deriv.