Different intra- and intermolecular hydrogen-bonding patterns in (3<i>S</i>,4a<i>S</i>,8a<i>S</i>)-2-[(2<i>R</i>,3<i>S</i>)-3-(2,5-<i>X</i><sub>2</sub>-benzamido)-2-(2,5-<i>X</i><sub>2</sub>-benzoyloxy)-4-phenylbutyl]-<i>N</i>-<i>tert</i>-butyldecahydroisoquinoline-3-carboxamides (<i>X</i>= H or Cl): compounds with moderate aspartyl protease inhibition activity
Acta crystallographica. Section E, Crystallographic communications