Na2 (B12 H12) (H2 O)4

B₁₂H₂₀Na₂O₄

Ponomarev, V.I.Kuznetsov, N.T.Lyubeznova, T.Yu.Solntsev, K.A.

Koordinatsionnaya Khimiya (= Coordination Chemistry (USSR)) (1991) 17, 21-28

a=10.024Å   b=10.024Å   c=13.688Å

α=90°   β=90°   γ=90°