Table 2.

Hydrogen bond geometry (Å, °) for 5

$\begin{array}{cc}D-H& A\end{array}$	D–H	$\begin{array}{cc}H& A\end{array}$	$\begin{array}{cc}D& A\end{array}$	$\begin{array}{cc}D-H& A\end{array}$
$\begin{array}{cc}\mathrm{N}1-\mathrm{H}1& {\mathrm{O}2}^{\mathrm{i}}\end{array}$	0.889(18)	2.536(18)	3.089(2)	121.0(14)
$\begin{array}{cc}\mathrm{N}2-\mathrm{H}2\mathrm{A}& \mathrm{O}2\end{array}$	0.928(18)	1.836(18)	2.616(2)	140.1(15)

Symmetry code: (i) − x + 1, − y + 1, − z + 1.