Enter a species  (e.g. Al, Fe): Ni
Enter a hexagonal lattice type (e.g. hcp): hcp
Enter a model name: SNAP_LiHuChen_2018_NiMo__MO_468686727341_000
Enter hexagonal lattice constants 'a' and 'c' (m): 2.48676032221813e-10, 4.121531557037683e-10