26  ENERGY = -8.5  test
    1 U       0    2    0    1
    2 U       1    3    0    2
    3 U       2    4    0    3
    4 C       3    5    0    4
    5 C       4    6    0    5
    6 U       5    7    0    6
    7 A       6    8    0    7
    8 G       7    9    0    8
    9 G       8   10   23    9
   10 U       9   11   22   10
   11 A      10   12   21   11
   12 U      11   13   20   12
   13 G      12   14   19   13
   14 C      13   15   18   14
   15 U      14   16    0   15
   16 A      15   17    0   16
   17 U      16   18    0   17
   18 G      17   19   14   18
   19 C      18   20   13   19
   20 A      19   21   12   20
   21 U      20   22   11   21
   22 A      21   23   10   22
   23 C      22   24    9   23
   24 G      23   25    0   24
   25 A      24   26    0   25
   26 C      25    0    0   26