Table 3. Interaction energies of the three most common hydrogen-bonding synthons.

	Hydrogen-bond pattern
	(2)	(5)	(6)
Interaction energy (kJ mol−1)	−38.561	−40.541	−30.069
Hydrogen-bond energy (kJ mol−1)	−7.19	−8.165	−25.391
van der Waals energy (kJ mol−1)	−29.337	−32.51	−3.577
Electrostatic energy (kJ mol−1)	−2.035	0.133	−1.101