#	Systems	Stoichiometry	Ref.
14	BrBr_NCH	BrBr	NCH	-1	1	1	3.61
19	PCH_FCl	PCH	FCl	-1	1	1	1.16
20	NCH_FCl	NCH	FCl	-1	1	1	4.81
26	NCH_FBr	NCH	FBr	-1	1	1	7.53
