Species with data from:

Smith, A.M.; Schallmoser, G.; Thoma, A.; Bondybey, V.E., Infrared spectral evidence of N≡C--C≡C--N≡C: Photoisomerization of N≡C--C≡C--C≡N in an argon matrix, J. Chem. Phys., 1993, 98, 3, 1776, https://doi.org/10.1063/1.464266 .

2 matching species were found.

For each matching species the following will be displayed:

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  1. NCCCNC (C4N2)
  2. CNCCNC (C4N2)