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Figure 11
An overlay of thirteen 4-(4-nitro­phen­yl)piperazin-1-ium cations, showing the best fit for the piperazine ring: the colour code is red = (I)[link], green = (II[link]), orange = BEFGIG, blue = BEFGOM, black = NEBVOJ, light green = NEBVUP, purple = NEBWAW, cyan = NEBWEA, light grey = NEBWIE (mol­ecule 1), grey = NEBWIE (mol­ecule 2), violet = NEBWOK (mol­ecule 1), magenta = NEBWOK (mol­ecule 2) and yellow = LIJNAU.

ISSN: 2056-9890
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