Figure 4From: Describing hydrogen-bonded structures; topology graphs, nodal symbols and connectivity tables, exemplified by five polymorphs of each of sulfathiazole and sulfapyridine Topology graphs for the hydrogen bonded structures of form I of sulfathiazole (Stz), showing separately a) the nov framework formed by molecules of type A, b) the hcb net formed by molecules of type B and then c) the framework of connected A and B molecules. Back to article page