| Unit-cell a | a = 3.635(5) Angstrom | — | (5) | Text Exact Reported | CIF data_new · _cell_length_a |
| Unit-cell alpha | alpha = 63.72(4) deg | — | (4) | Text Exact Reported | CIF data_new · _cell_angle_alpha |
| Unit-cell b | b = 6.994(3) Angstrom | — | (3) | Text Exact Reported | CIF data_new · _cell_length_b |
| Unit-cell beta | beta = 88.247(5) deg | — | (5) | Text Exact Reported | CIF data_new · _cell_angle_beta |
| Unit-cell c | c = 6.994(3) Angstrom | — | (3) | Text Exact Reported | CIF data_new · _cell_length_c |
| Unit-cell gamma | gamma = 88.247(5) deg | — | (5) | Text Exact Reported | CIF data_new · _cell_angle_gamma |
| Unit-cell volume | V = 159.3(2) Angstrom^3 | — | (2) | Text Exact Reported | CIF data_new · _cell_volume |
| Intermolecular C-H...Cl contact distance | 2.985 Angstrom | — | — | Text Rounded Reported | 270 · Structural discussion · Fig. 2b |
| Crystal maximum size | 0.35 mm | — | — | Text Exact Reported | CIF data_new · _exptl_crystal_size_max |
| Calculated crystal density | 2.146 g cm-3 | — | — | Text Exact Reported | CIF data_new · _exptl_crystal_density_diffrn |
| Maximum equatorial angle around Mn | 91.93 deg | — | — | Text Rounded Reported | 270 · Structural discussion · Table 1 |
| Minimum equatorial angle around Mn | 88.07 deg | — | — | Text Rounded Reported | 270 · Structural discussion · Table 1 |
| Rectangular framework long dimension | 7.3 x 3.6 Angstrom | — | — | Text Rounded Reported | 270 · Structural discussion · Fig. 1 |
| Rectangular framework short dimension | 7.3 x 3.6 Angstrom | — | — | Text Rounded Reported | 270 · Structural discussion · Fig. 1 |
| Long Mn-Cl bond length | Mn(1)-Cl(1)#2/#3 = 2.539(2) Angstrom | — | (2) | Table Exact Reported | 270 · Table 1 · Table 1 |
| Short Mn-Cl bond length | Mn(1)-Cl(1) = 2.517(2) Angstrom | — | (2) | Table Exact Reported | 270 · Table 1 · Table 1 |
| Adjacent-layer Mn...Mn distance | 3.635 Angstrom | — | — | Text Rounded Reported | 270 · Structural discussion · Fig. 2b |
| Mn-N bond length | Mn(1)-N(1) = 2.292(5) Angstrom | — | (5) | Table Exact Reported | 270 · Table 1 · Table 1 |
| Face-to-face pi-pi stacking distance | 3.635 Angstrom | — | — | Text Rounded Reported | 270 · Structural discussion · Fig. 2a |
| Main-text goodness of fit | GOF = 1.067 | — | — | Text Exact Reported | 272 · Reference note [13] |
| Main-text R1 | R1 = 0.0589 | — | — | Text Exact Reported | 272 · Reference note [13] |
| CIF R factor for observed reflections | R_factor_gt = 0.0867 | — | — | Text Exact Reported | CIF refinement · _refine_ls_R_factor_gt |
| CIF wR2 factor | wR_factor_ref = 0.2307 | — | — | Text Exact Reported | CIF refinement · _refine_ls_wR_factor_ref |
| Main-text wR2 | wR2 = 0.1603 | — | — | Text Exact Reported | 272 · Reference note [13] |
| Space group | P-1 | — | — | Text Exact Reported | 270 · Structural discussion |
| Formula units Z | Z = 2 | — | — | Text Exact Reported | CIF data_new · _cell_formula_units_Z |