C16H32O7K,C42H30Nb
Brennessel, William W.Ellis, John E.Roush, Sergey N.Strandberg, Brian R.Woisetschläger, Oliver E.Young, Victor G.
Chemical Communications (2002) 20 2356
a=25.078(2)Å b=11.7341(7)Å c=16.4872(9)Å
α=90.00° β=90.00° γ=90.00°
C50H70KNbO13P2
a=13.685(2)Å b=13.686(2)Å c=14.975(2)Å
α=90.733(3)° β=100.912(2)° γ=113.307(2)°