$coord
    0.00000000000000     -2.68462317697596      3.24389420811250      h
    0.00000000000000      1.26643811808471      1.75733316935545      c
    0.00000000000000     -1.26643811808471      1.75733316935545      c
    0.00000000000000      1.48591286251146     -1.10468809815754      c
    0.00000000000000     -1.48591286251146     -1.10468809815754      c
    1.68206271073051     -2.35573136900530     -1.94826963965520      h
   -1.68206271073051     -2.35573136900530     -1.94826963965520      h
    0.00000000000000      2.68462317697596      3.24389420811250      h
   -1.68206271073051      2.35573136900530     -1.94826963965520      h
    1.68206271073051      2.35573136900530     -1.94826963965520      h
$user-defined bonds
$redundant
     number_of_atoms            10
     degrees_of_freedom          8
     internal_coordinates        8
     frozen_coordinates          0
# definitions of redundant internals
   1 k  1.0000000000000 stre    2    3           val=   2.53288
   2 k  1.0000000000000 stre    3    5           val=   2.87042
   3 k  1.0000000000000 stre    5    4           val=   2.97183
   4 k  1.0000000000000 stre    2    8           val=   2.05453
   5 k  1.0000000000000 stre    4    9           val=   2.07305
   6 k -0.8000849880411 bend   10    9    4      val=  19.23043
        0.1287348180866 bend    2    9    4
        0.1287348180866 bend    2   10    4
        0.4041773776052 bend    5    9    4
        0.4041773776052 bend    5   10    4
   7 k  0.7071067811865 bend    3    8    2      val=   0.84412
       -0.7071067811865 bend    4    8    2
   8 k -0.2388393820935 bend   10    9    4      val=   3.28615
        0.5496933360548 bend    2    9    4
        0.5496933360548 bend    2   10    4
       -0.4114791745368 bend    5    9    4
       -0.4114791745368 bend    5   10    4
         8 non zero eigenvalues  of BmBt
           1           3.918208607    1    0
         1
           2           3.482177303    2    0
         2
           3           2.550538867    3    0
         3
           4           1.587896810    4    0
         4
           5           0.859615098    5    0
         5
           6           0.475153183    6    0
         6
           7           0.334112972    7    0
         7
           8           0.219519093    8    0
         8
$end