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Figure 4
Two other conformational isomers of the network grid of the porphyrin tetra-acid, as observed in previous investigations (George & Goldberg, 2006BB5; George et al., 2006BB6).

Journal logoSTRUCTURAL
CHEMISTRY
ISSN: 2053-2296
Volume 63| Part 7| June 2007| Pages o371-o373
doi:10.1107/S0108270107020975
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