Crystal Structure of ?

Id4001302
Chemical name ?
a (Å)5.566661(21)
b (Å)5.566118(21)
c (Å)7.919158(17)
α (°)89.9907(19)
β (°)89.9723(9)
γ (°)89.9962(18)
V (Å3)245.3726(14)
Space groupI -1