Figure 3
A contoured difference Fourier map slice in the plane of the carboxylic acid group of (IV), with the site-occupancy factor of atom H2 set to 0.001. The refined positions of the atoms are shown by + marks. The contour intervals are 0.1 e Å−3. [Symmetry code: (i) −x + 1, −y + 2, −z.] |