Figure 1
The molecular structures of 4-benzyloxyindole (1) (top left), N-2-propyl-α-oxo-4-(phenylmethoxy)-1H-indole-3-acetamide (2) (top right), 4-benzyloxy-N-isopropylammonium chloride (3a) (bottom left), and 4-hydroxy-N-isopropyltryptamine (4) (bottom right), showing the atomic labeling. Displacement ellipsoids are drawn at the 50% probability level. Hydrogen bonds are shown as dashed lines. |