Crystal Structure of ?

Id4001304
Chemical name ?
a (Å)5.56906(4)
b (Å)5.57039(4)
c (Å)7.92407(5)
α (°)89.978(6)
β (°)90.010(4)
γ (°)90.0150(34)
V (Å3)245.819(3)
Space groupI -1