Crystal Structure of ?

Id3000118
Chemical name ?
a (Å)8.5010(12)
b (Å)7.4043(18)
c (Å)5.211(2)
α (°)90
β (°)90
γ (°)90
V (Å3)328.00(16)
Space groupP n a 21
Temperature (K)198
Rint0.0259