4.06
[1]. Michael G. Gardiner, et al. Polymorphism in Lithium Amides: A Structural and Theoretical Study. Synthesis, Mechanism, and NMR Studies of the Lithiation of N,N -Di-tert-butylethylenediamine. Inorg Chem. 1996 Jun 19;5(1):4047-4059.
H7-H14
P10-P60-P64-P0-P01+P0+P1-P04+P40-P6-P70+P7-P40-P405-P501
75