Crystal Structure of ?

Id4321121
Chemical name ?
a (Å)18.6374(5)
b (Å)21.8098(5)
c (Å)20.1559(6)
α (°)90.00
β (°)104.9915(13)
γ (°)90.00
V (Å3)7914.1(4)
Space groupP 1 21/c 1
Temperature (K)193
Rint0.064
Publication: Inorganic Chemistry (2000) 39, 2968-2969