PM7 Accuracy

2,2'-biquinoline    680 2,2'-Biquinoline

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    #  Species Formula
   670 PhenazoneC12H8N2
   671 cis-AzobenzeneC12H10N2
   672 Diphenyl diazeneC12H10N2
   673 4,4'-Dimethyl-2,2'-bipyridineC12H12N2
   674 1,(1-Piperidinyl) cyclohexanecarbonitrileC12H20N2
   675 Li(I)(Cp)N2 (SIJNII) (Geo)H23LiC12N2
   676 Li(I)(Cp)N2 (SIJNII)H23LiC12N2
   677 a-Phenyl-1-piperidineacetonitrileC13H16N2
   678 Li(I)N2C5 (FAGCAR) (Geo)H25LiC14N2
   679 Li(I)N2C5 (FAGCAR)H25LiC14N2
   680 2,2'-Biquinoline C18H12N2
   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 EthylenetricarbonitrileHC5N3


DHf: 101.8 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
2,2'-Biquinoline
 H=101.8 HR=NIST
  C     0.00000000  0    0.0000000  0    0.0000000  0     0     0     0
  C     1.36918025  1    0.0000000  0    0.0000000  0     1     0     0
  C     1.42735065  1  119.5537163  1    0.0000000  0     2     1     0
  C     1.41831765  1  119.8668673  1   -0.0232971  1     3     2     1
  C     1.41930912  1  119.0178264  1   -0.0149187  1     4     3     2
  C     1.37096009  1  120.2094195  1    0.0223942  1     5     4     3
  N     1.37225730  1  118.2627995  1  179.9859812  1     3     2     4
  C     1.32694609  1  118.9780491  1 -179.9712041  1     7     3     2
  C     1.43005956  1  122.6546211  1   -0.0136716  1     8     7     3
  C     1.36918243  1  118.9281458  1    0.0007915  1     9     8     7
  C     1.48682670  1  116.7053872  1 -179.9989413  1     8     7     9
  C     1.43009207  1  120.6204591  1    0.2287195  1    11     8     7
  C     1.36915623  1  118.9205266  1 -179.9953039  1    12    11     8
  C     1.42124826  1  119.6737436  1    0.0049334  1    13    12    11
  C     1.41828729  1  117.8929189  1    0.0026934  1    14    13    12
  N     1.32687289  1  116.7155261  1 -179.9848976  1    11     8    12
  C     1.42727033  1  119.8635899  1  179.9863045  1    15    14    13
  C     1.36915650  1  119.5587450  1    0.0061820  1    17    15    14
  C     1.41967930  1  120.6814516  1    0.0102567  1    18    17    15
  C     1.37100577  1  120.6671882  1   -0.0058242  1    19    18    17
  H     1.08953087  1  120.6763341  1 -179.9828327  1     1     2     3
  H     1.09042210  1  122.1999842  1  179.9856878  1     2     1     3
  H     1.08891988  1  118.8090138  1 -179.9961148  1     5     4     6
  H     1.08908823  1  120.7333433  1 -179.9940707  1     6     5     4
  H     1.09274490  1  118.8418495  1  179.9914265  1     9     8    10
  H     1.08961526  1  121.2083227  1 -179.9987523  1    10     9     8
  H     1.09268664  1  118.8524297  1  179.9949999  1    12    11    13
  H     1.08962858  1  121.1957903  1  179.9947245  1    13    12    14
  H     1.09042532  1  118.2294169  1 -179.9968409  1    17    15    18
  H     1.08954338  1  120.6905464  1 -179.9991337  1    18    17    19
  H     1.08912108  1  118.6072644  1  179.9972830  1    19    18    20
  H     1.08892432  1  120.9876805  1  179.9943493  1    20    19    18