Crystal Structure of ?

Id4311039
Chemical name ?
a (Å)13.9285(3)
b (Å)17.4020(4)
c (Å)19.2839(5)
α (°)83.339(5)
β (°)87.924(5)
γ (°)87.230(5)
V (Å3)4634.9(2)
Space groupP -1
Temperature (K)173
Rint0.076