1 HI6 4-(aminocarbonyl)-1-[({2-[(E)-(hydroxyimino)methyl]pyridinium-1-yl}methoxy)methyl]pyridinium 1.000 2 HLO 1-[({2,4-bis[(E)-(hydroxyimino)methyl]pyridinium-1-yl}methoxy)methyl]-4-carbamoylpyridinium 0.875