Crystal Structure of ?

Id4315655
Chemical name ?
a (Å)5.0057(7)
b (Å)5.0057(7)
c (Å)7.8161(13)
α (°)90.00000
β (°)90.00000
γ (°)90.00000
V (Å3)195.85(5)
Space groupI -4 2 m
Temperature (K)295