Crystal Structure of ?

Id4109881
Chemical name ?
a (Å)28.721(18)
b (Å)31.61(4)
c (Å)39.159(14)
α (°)90.0
β (°)90.0
γ (°)90.0
V (Å3)35551(5)
Space groupF d d d :2
Temperature (K)30
Rint0.186