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Keywords from Image Description:
'Diaminobenzidine molecule planar ball. Ballandstick model of the 'diaminobenzidine molecule precursor to polybenzimidazole fiber This image shows the planar conformation Loosely based on the crystal structure of pure 'biphenol own Crystallographic data from Jackisch Fronczek Geiger Hale Daly and Butler Structures of three related