Crystal Structure of ?m-NaCs(B12H12)?

Id4349387
Mineral name?m-NaCs(B12H12)?
a (Å)7.6227(7)
b (Å)12.1866(10)
c (Å)12.3024(11)
α (°)90
β (°)92.353(6)
γ (°)90
V (Å3)1141.87(17)
Space groupP 1 21/c 1
Temperature (K)433