Fig. 5

The molecular electrostatic potentials map predicted for: (a) PCHD, (b) PyCHD, (c) [Cu(PCHD)2]ClO4 and (d) [Cu(PyCHD)2]ClO4
The molecular electrostatic potentials map predicted for: (a) PCHD, (b) PyCHD, (c) [Cu(PCHD)2]ClO4 and (d) [Cu(PyCHD)2]ClO4