Table 2. Experimental details.

Crystal data
Chemical formula	C5H12NO+C12H8N5O9
M r	468.39
Crystal system, space group	Monoclinic, P21/n
Temperature (K)	293
a, b, c ()	12.0335(2), 12.5495(2), 14.2095(3)
()	110.619(1)
V (3)	2008.38(6)
Z	4
Radiation type	Mo K
(mm1)	0.13
Crystal size (mm)	0.35 0.35 0.30
Data collection
Diffractometer	Bruker Kappa APEXII CCD
Absorption correction	Multi-scan (SADABS; Bruker, 2004 ▸)
T min, T max	0.944, 0.979
No. of measured, independent and observed [I > 2(I)] reflections	17785, 3531, 3100
R int	0.022
(sin /)max (1)	0.594
Refinement
R[F 2 > 2(F 2)], wR(F 2), S	0.033, 0.094, 1.02
No. of reflections	3531
No. of parameters	303
No. of restraints	1
H-atom treatment	H atoms treated by a mixture of independent and constrained refinement
max, min (e 3)	0.29, 0.19

Computer programs: APEX2, SAINT and XPREP (Bruker, 2004 ▸), SIR92 (Altomare et al., 1993 ▸), SHELXL97 (Sheldrick, 2008 ▸), ORTEP-3 for Windows (Farrugia, 2012 ▸), Mercury (Macrae et al., 2008 ▸) and PLATON (Spek, 2009 ▸).