Table 2. Experimental details.
| Crystal data | |
| Chemical formula | C20H37N3O4 |
| M r | 383.59 |
| Crystal system, space group | Monoclinic, P21 |
| Temperature (K) | 100 |
| a, b, c () | 10.85(1), 9.510(9), 11.200(11) |
| () | 94.85(2) |
| V (3) | 1152(2) |
| Z | 2 |
| Radiation type | Synchrotron, = 0.6199 |
| (mm1) | 0.09 |
| Crystal size (mm) | 0.30 0.05 0.02 |
| Data collection | |
| Diffractometer | MAR300 CCD |
| Absorption correction | Multi-scan (SCALEPACK; Otwinowski et al., 2003 ▸) |
| T min, T max | 0.974, 0.999 |
| No. of measured, independent and observed [I > 2(I)] reflections | 4561, 4561, 4492 |
| R int | 0.049 |
| (sin /)max (1) | 0.767 |
| Refinement | |
| R[F 2 > 2(F 2)], wR(F 2), S | 0.041, 0.115, 1.07 |
| No. of reflections | 4561 |
| No. of parameters | 244 |
| No. of restraints | 1 |
| H-atom treatment | H-atom parameters constrained |
| max, min (e 3) | 0.44, 0.29 |