• CAS:698-52-2

• CAS:610-74-2

  2,5-Diaminobenzoic acid

• CAS:6271-79-0

  [1,1'-Biphenyl]-4,4'-diamine,3,3'-dinitro-

• CAS:1394382-56-9

• CAS:63361-67-1

  (2,2′-bipyridine)-5,5′-dicarbohydrazide

• CAS:46321-76-0

  2,​5-​Pyrazinedicarboxylic acid,dihydrazide

• CAS:6011-55-8

  Pyridine-2,5-dicarbohydrazide

• CAS:2382010-56-0

• CAS:4073-75-0

  4,4'-bisbenzhydrazide

• CAS:1247799-54-7

  [2,​2'-​Bipyridine]​-​5,​5'-​dicarboximidamide