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Lynch, W.B.; Bechtel, H.A.; Steeves, A.H.; Curley, J.J.; Field, R.W., Observation of the A [sup 1]A[sup ´´] state of isocyanogen, J. Chem. Phys., 2007, 126, 24, 244307, https://doi.org/10.1063/1.2745295 . [all data]