Table 2.

Main H-bond distances of MA at different temperatures.

	Tetragonal			Orthorhombic
	298 K	180 K		140 K	100 K	10 K*
H11⋯I1	2.889 (5)	2.871 (7)	H11⋯I1	2.627 (4)	2.586 (3)	2.625(3)
H12⋯I1	3.059 (3)	3.012 (3)	H12⋯I2	2.723 (3)	2.728 (2)	2.696(2)
H13⋯I2	3.279 (7)	3.313 (5)	H13⋯I1†	3.179 (9)	3.11 (1)	–
			H14⋯I2†	3.565 (8)	3.507 (9)	–

*Values correspond to a deuterated sample reported by Whitfield et al.⁴¹.

^†These distances correspond to the 180° rotated MA.