Accuracy

1,3,5,7-tetramethyladamantane    347 1,3,5,7-Tetramethyladamantane

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    #  Species Formula
   337 9-Methyl-9H-fluoreneC14H12
   338 OctaleneC14H12
   339 StilbeneC14H12
   340 1,2,3,4-TetrahydrophenanthreneC14H14
   341 4,4'-DimethylbiphenylC14H14
   342 BibenzylC14H14
   343 o,o'-Dimethyl biphenyl, for torsion (Torsion angle) (Geo)C14H14
   344 1,4,5,8-TetramethynaphthaleneC14H16
   345 1,2,3,4,5,6,7,8-Octahydro-anthraceneC14H18
   346 DiadamantaneC14H20
   347 1,3,5,7-Tetramethyladamantane C14H24
   348 (E)-3,4-Di-tert-butyl-3-hexeneC14H28
   349 CyclotetradecaneC14H28
   350 n-NonylcyclopentaneC14H28
   351 OctylcyclohexaneC14H28
   352 3,3,4,4-TetraethylhexaneC14H30
   353 OctamethylhexaneC14H30
   354 TetradecaneC14H30
   355 4-MethylphenanthreneC15H12
   356 1-MethyldiadamantaneC15H22
   357 3-MethyladamantaneC15H22


ΔHf: -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