PM7 Accuracy

1,3,5,7-tetramethyladamantane    349 1,3,5,7-Tetramethyladamantane

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    #  Species Formula
   339 9-Methyl-9H-fluoreneC14H12
   340 OctaleneC14H12
   341 StilbeneC14H12
   342 1,2,3,4-TetrahydrophenanthreneC14H14
   343 4,4'-DimethylbiphenylC14H14
   344 BibenzylC14H14
   345 o,o'-Dimethyl biphenyl, for torsion (Torsion angle) (Geo)C14H14
   346 1,4,5,8-TetramethynaphthaleneC14H16
   347 1,2,3,4,5,6,7,8-Octahydro-anthraceneC14H18
   348 DiadamantaneC14H20
   349 1,3,5,7-Tetramethyladamantane C14H24
   350 (E)-3,4-Di-tert-butyl-3-hexeneC14H28
   351 CyclotetradecaneC14H28
   352 n-NonylcyclopentaneC14H28
   353 OctylcyclohexaneC14H28
   354 3,3,4,4-TetraethylhexaneC14H30
   355 OctamethylhexaneC14H30
   356 TetradecaneC14H30
   357 4-MethylphenanthreneC15H12
   358 1-MethyldiadamantaneC15H22
   359 3-MethyladamantaneC15H22


DHf: -68.0 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
1,3,5,7-Tetramethyladamantane
 H=-68 HR=NIST
  C     0.00000000  0    0.0000000  0    0.0000000  0     0     0     0
  C     1.54212106  1    0.0000000  0    0.0000000  0     1     0     0
  C     1.54224961  1  109.2406849  1    0.0000000  0     2     1     0
  C     1.54207124  1  109.8953437  1  -59.7349504  1     3     2     1
  C     1.54215763  1  109.2668994  1   59.7442191  1     4     3     2
  C     1.54198810  1  109.9165866  1   59.7448384  1     1     2     3
  H     1.10324480  1  110.1328337  1  121.5515805  1     1     2     6
  C     1.54212452  1  109.2572047  1 -119.4553860  1     2     1     3
  C     1.53472597  1  109.6996103  1 -120.2735285  1     2     1     8
  H     1.10320883  1  110.1440114  1 -121.5510883  1     3     2     4
  C     1.53480857  1  109.6891689  1  120.2670835  1     4     3     5
  C     1.54219876  1  109.2605300  1  120.2536707  1     4     3    11
  H     1.10322983  1  110.1395098  1  178.7465137  1     5     4     3
  C     1.53478454  1  109.6931022  1  179.9895165  1     6     1     2
  C     1.54216385  1  109.2518954  1 -120.2582838  1     6     1    14
  C     1.54205875  1  109.9032588  1  -59.7420447  1    15     6     1
  H     1.10320251  1  110.1478944  1  -61.8576663  1     8     2     1
  H     1.10329329  1  110.1289943  1 -116.9088301  1     8     2    17
  H     1.10321495  1  110.1486782  1 -178.7316891  1    12     4     3
  H     1.10324324  1  110.1374137  1  116.9406667  1    12     4    19
  H     1.10321125  1  110.1522609  1 -121.5491706  1    15     6    16
  H     1.10326177  1  110.1296632  1 -116.9290588  1    15     6    21
  C     1.53479181  1  109.6829575  1 -179.9919411  1    16    15     6
  H     1.10330246  1  110.1319169  1  116.9115761  1     1     2     7
  H     1.10327536  1  110.1280490  1 -116.9269549  1     3     2    10
  H     1.10325557  1  110.1450459  1 -116.9406038  1     5     4    13
  H     1.09486330  1  111.3054803  1 -179.9455108  1     9     2     1
  H     1.09487851  1  111.3008233  1  120.0040478  1     9     2    27
  H     1.09485426  1  111.3046284  1  119.9975255  1     9     2    28
  H     1.09485629  1  111.3046499  1   59.9134446  1    11     4     3
  H     1.09486488  1  111.3040061  1 -120.0069330  1    11     4    30
  H     1.09485640  1  111.2958202  1 -119.9994977  1    11     4    31
  H     1.09485114  1  111.3005517  1 -179.9168734  1    14     6     1
  H     1.09486614  1  111.3078318  1 -120.0019796  1    14     6    33
  H     1.09484348  1  111.3003191  1 -120.0016799  1    14     6    34
  H     1.09485649  1  111.3022535  1  179.9454807  1    23    16    15
  H     1.09484495  1  111.3079880  1 -120.0040352  1    23    16    36
  H     1.09484801  1  111.3002680  1 -120.0004206  1    23    16    37