Figure 3
(a) View along the c axis of the layer formed by C—H⋯N hydrogen bonds between molecules A and B; (b) view along the c axis of the chains formed by C—H⋯N hydrogen bonds between molecules C and D [symmetry codes: (i) −x + 1, y + , −z + ; (ii) −x + 2, y − , −z + ; (iii) x, y + 1, z; colour codes: grey = carbon, blue = nitrogen and white = hydrogen]. |