fertilizer combination of different N form
n person games in normal form
Redundancy Backup of n+k Form
(CaN6)n (n=1~5) clusters
(HCaN3)n(n=1~5) clusters
(Me2BN3)n(n=1~3) clusters
(Mg3N2)n(n=1~4) clusters
(MgB2)(n) n=1~3 clusters
(MgN6)n (n=1~5) clusters
(N,N DIETHYL)AMINO ACETANILIDE