PM7 Accuracy

ethylenetricarbonitrile    690 Ethylenetricarbonitrile

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    #  Species Formula
   680 2,2'-BiquinolineC18H12N2
   681 TetraisobutylsuccinonitrileC20H36N2
   682 AzideN3
   683 Azide (Geo)N3
   684 Hydrazoic acidHN3
   685 BorazoleH6B3N3
   686 Borazole (Geo)H6B3N3
   687 Methyl AzideCH3N3
   688 1,3,5-TriazineC3H3N3
   689 s-Triazine (Geo)C3H3N3
   690 Ethylenetricarbonitrile HC5N3
   691 1,1,1-EthanetricarbonitrileC5H3N3
   692 TrisdimethylaminoboraneH18BC6N3
   693 1,3,5-TricyanobenzeneC9H3N3
   694 1,1,1-Tricyano-2-phenyl ethaneC11H7N3
   695 2,2',6',2'-TerpyridineC15H11N3
   696 Li(I)N3C (DANKUY) (Geo)H28LiC15N3
   697 Li(I)N3C (DANKUY)H28LiC15N3
   698 1-H TetrazoleCH2N4
   699 2-H-TetrazoleCH2N4
   700 TetracyanoethyleneC6N4


DHf: 124.4 kcal/mol,     REF: NIST Chemistry WebBook, NIST Standard Reference Database, No. 69; W. G. Mallard, P. J. Linstrom, Eds., National Institute of Standards and Technology, Gaithersberg, http://webbook.nist.gov/chemistry.
  
 PM7
Ethylenetricarbonitrile
 H=124.4 HR=NIST
  C     0.00000000  0    0.0000000  0    0.0000000  0     0     0     0
  C     1.34844531  1    0.0000000  0    0.0000000  0     1     0     0
  C     1.41907253  1  123.3868368  1    0.0000000  0     1     2     0
  N     1.15695717  1  153.9949892  1 -179.9930859  1     3     2     1
  C     1.42499533  1  123.7277249  1    0.0123524  1     2     1     3
  N     1.15613774  1  153.2358379  1 -179.9923528  1     5     1     2
  C     1.42645983  1  120.9478671  1  179.9983698  1     2     1     5
  N     1.15610894  1  151.2455000  1 -179.9885581  1     7     1     2
  H     1.10508167  1  121.4760931  1  179.9916926  1     1     2     3