Fe3CoSiN (space group: Pm-3m #221, crystal system: cubic, point group: m-3m) (missed expected composition: Fe3CoSiN)
Relaxed with Orb v3; 0.03 eV/Å threshold; final energy = -53.8882 eV; energy change = -3.3769 eV; symmetry: Pm-3m → R3