Torsion angles [°] for ED.

C(12)–N(11)–N(12)–C(11)	−1.93(13)
C(12)–N(11)–N(12)–C(13)	176.10(11)
C(22)–N(21)–O(21)–C(23)	0.02(14)
N(11)–N(12)–C(11)–O(11)	1.64(13)
C(13)–N(12)–C(11)–O(11)	−176.15(11)
N(11)–N(12)–C(11)–C(21)	−179.43(13)
C(13)–N(12)–C(11)–C(21)	2.8(2)
C(12)–O(11)–C(11)–N(12)	−0.65(13)
C(12)–O(11)–C(11)–C(21)	−179.69(12)
N(12)–N(11)–C(12)–N(13)	−177.98(14)
N(12)–N(11)–C(12)–O(11)	1.50(13)
C(11)–O(11)–C(12)–N(11)	−0.61(14)
C(11)–O(11)–C(12)–N(13)	178.94(12)
N(12)–C(11)–C(21)–C(23)	41.3(2)
O(11)–C(11)–C(21)–C(23)	−139.88(14)
N(12)–C(11)–C(21)–C(22)	−134.27(15)
O(11)–C(11)–C(21)–C(22)	44.5(2)
O(21)–N(21)–C(22)–C(21)	1.44(15)
O(21)–N(21)–C(22)–C(24)	−178.33(12)
C(23)–C(21)–C(22)–N(21)	−2.33(16)
C(11)–C(21)–C(22)–N(21)	174.04(14)
C(23)–C(21)–C(22)–C(24)	177.41(13)
C(11)–C(21)–C(22)–C(24)	−6.2(2)
N(21)–O(21)–C(23)–N(22)	178.65(11)
N(21)–O(21)–C(23)–C(21)	−1.50(15)
C(11)–C(21)–C(23)–N(22)	5.7(3)
C(22)–C(21)–C(23)–N(22)	−177.92(15)
C(11)–C(21)–C(23)–O(21)	−174.13(13)
C(22)–C(21)–C(23)–O(21)	2.26(15)