$coord
   -1.81978686391525      0.15131973493587      0.00000000000000      c
    1.00266935657209      0.47511969582244      0.00000000000000      c
    2.21040299465188     -1.79148244889273      0.00000000000000      o
    2.12616635349377      2.45413363506350      0.00000000000000      o
    4.01066884231177     -1.44263254102295      0.00000000000000      h
   -2.72233914308328      1.99571389789269      0.00000000000000      h
   -2.40389077001550     -0.92108598689941      1.66244732296519      h
   -2.40389077001550     -0.92108598689941     -1.66244732296519      h
$redundant
     number_of_atoms             8
     degrees_of_freedom         12
     internal_coordinates       12
     frozen_coordinates          0
# definitions of redundant internals
   1 k  1.0000000000000 stre    3    5           val=   1.83375
   2 k  1.0000000000000 stre    2    3           val=   2.56829
   3 k  1.0000000000000 stre    2    1           val=   2.84097
   4 k  1.0000000000000 stre    2    4           val=   2.27568
   5 k  1.0000000000000 stre    1    6           val=   2.05339
   6 k  0.4372368361238 bend    7    6    1      val=   0.32573
        0.4372368361238 bend    8    6    1
        0.3534529870757 bend    8    7    1
       -0.3827534215746 bend    2    6    1
       -0.4160641191410 bend    2    7    1
       -0.4160641191410 bend    2    8    1
   7 k  1.0000000000000 stre    1    8           val=   2.06276
   8 k -0.3113294831339 bend    7    6    1      val=   0.32278
       -0.3113294831339 bend    8    6    1
        0.7222491839294 bend    8    7    1
       -0.4598375328430 bend    2    6    1
        0.1911196818296 bend    2    7    1
        0.1911196818296 bend    2    8    1
   9 k  0.7071067811865 bend    3    4    2      val=  -1.88128
       -0.7071067811865 bend    1    4    2
  10 k  1.0000000000000 bend    2    5    3      val= 107.08374
  11 k  1.0000000000000 bend    1    3    2      val= 111.50591
  12 k  0.2143103399772 bend    7    6    1      val=   1.37750
        0.2143103399772 bend    8    6    1
       -0.4373591398952 bend    8    7    1
       -0.6831484006538 bend    2    6    1
        0.3536717417267 bend    2    7    1
        0.3536717417267 bend    2    8    1
        12 non zero eigenvalues  of BmBt
           1           3.817577759    1    0
         1
           2           3.689693031    2    0
         2
           3           2.823599166    3    0
         3
           4           2.469104516    4    0
         4
           5           1.792598053    5    0
         5
           6           1.187246401    6    0
         6
           7           0.881699589    7    0
         7
           8           0.705357027    8    0
         8
           9           0.465562771    9    0
         9
          10           0.295672506   10    0
        10
          11           0.276060170   11    0
        11
          12           0.110235261   12    0
        12
$user-defined bonds
$end
