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Figure 7
A perspective view of the partial packing of (I)[link], showing the piper­azinediium ions lying in the most stable equatorial conformation, stabilized by five inter­molecular hydrogen bonds formed of two tartrate ions and two water mol­ecules. (Symmetry codes as in Table 2[link].)

Journal logoSTRUCTURAL
CHEMISTRY
ISSN: 2053-2296
Volume 66| Part 1| December 2010| Pages o20-o24
doi:10.1107/S0108270109046460
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