| Fe content in MnFe-PBA | 14.89 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Mn content in MnFe-PBA | 11.89 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Co content in MnFeCo-PBA | 11.85 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Fe content in MnFeCo-PBA | 13.92 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Mn content in MnFeCo-PBA | 12.76 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Co content in MnFeCoNi-PBA | 10.32 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Fe content in MnFeCoNi-PBA | 14.21 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Mn content in MnFeCoNi-PBA | 11.34 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Ni content in MnFeCoNi-PBA | 11.21 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Co content in MnFeCoNiCu-PBA after CA | 8.11 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Cu content in MnFeCoNiCu-PBA after CA | 9.13 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Fe content in MnFeCoNiCu-PBA after CA | 10.12 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Mn content in MnFeCoNiCu-PBA after CA | 8.92 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Ni content in MnFeCoNiCu-PBA after CA | 7.96 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Co content in MnFeCoNiCu-PBA | 8.23 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Cu content in MnFeCoNiCu-PBA | 9.21 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Fe content in MnFeCoNiCu-PBA | 15.22 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Mn content in MnFeCoNiCu-PBA | 9.79 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |
| Ni content in MnFeCoNiCu-PBA | 8.14 wt% | — | — | SI Table Exact Reported | S5 · Supporting Information · Table S1 |