Crystal Structure of ?

Id3500047
Chemical name ?
a (Å)6.40840(5)
b (Å)20.76974(18)
c (Å)19.98880(17)
α (°)90.00000
β (°)90.00000
γ (°)90.00000
V (Å3)2660.53(4)
Space groupC m c m
Temperature (K)568
Publication: Personal communication to COD (2016)