Crystal Structure of ?

Id1517471
Chemical name ?
a (Å)25.8733(7)
b (Å)25.8733
c (Å)6.25768(20)
α (°)90.0
β (°)90.0
γ (°)120.0
V (Å3)3627.84(15)
Space groupR -3 :H
Temperature (K)10