173106-40-6 AIDS-033536 AIDS033536 Betulinic acid, 11-aminoundecanoate deriv. Lupane, undecanoic acid deriv. N-[3.beta.-Hydroxy-30-[[(hydroxycarbonyl)methyl)amino]lup-20(29)-en-28-oyl]-11-aminoundecanoic acid;3aH-Cyclopenta[a]chrysene, undecanoic acid deriv. Undecanoic acid, 11-[[(3.beta.)-30-[(carboxymethyl)amino]-3-hydroxy-28-oxolup-20(29)-en-28-yl]amino]-