Crystal Structure of ?

Id1511779
Chemical name ?
a (Å)20.784(5)
b (Å)10.630(2)
c (Å)8.5364(19)
α (°)90.00
β (°)90.131(16)
γ (°)90.00
V (Å3)1886.0(7)
Space groupP 1 21/c 1
Temperature (K)150.0(2)
Rint0.105