Figure 6
The packing in (II), with hydrogen bonds shown as dotted lines. Only H atoms involved in hydrogen bonds are shown. The (N)2P(O)OP(O)(N)2 moieties are shown as capped sticks and the structure is extended at the sides indicated as balls. [Symmetry codes: (i) x, −y + , z − ; (ii) x, −y + , z + .] |