Crystal Structure of ?

Id4116415
Chemical name ?
a (Å)17.742(2)
b (Å)18.815(2)
c (Å)21.564(2)
α (°)112.265(7)
β (°)103.620(7)
γ (°)97.633(7)
V (Å3)6274.0(12)
Space groupP -1
Temperature (K)173