Figure 4:(A) Docking pose of 51 in the AChE binding pocket. N and O atomsare shown in blue and red respectively, C atoms of residue and 51 are in magenta and green respectively. (B) Binding poses of 51 and tacrine in AChE binding pocket (PDB1ACJ) [9]. (C) Binding poses of 51 and donepezil in AChE binding pocket (PDB4EY7) [15]. Tacrine and donepezil are depicted in yellow.