ATOM      1  C1  BUTL    1       2.142   1.395  -8.932  1.00  0.00              
ATOM      2  C2  BUTL    1       3.631   1.416  -8.537  1.00  0.00              
ATOM      3  C3  BUTL    1       4.203  -0.012  -8.612  1.00  0.00              
ATOM      4  C4  BUTL    1       5.691   0.009  -8.218  1.00  0.00              
ATOM      5 1H1  BUTL    1       1.604   0.760  -8.260  1.00  0.00              
ATOM      6 2H1  BUTL    1       1.745   2.388  -8.880  1.00  0.00              
ATOM      7 3H1  BUTL    1       2.043   1.024  -9.930  1.00  0.00              
ATOM      8 1H2  BUTL    1       4.169   2.051  -9.210  1.00  0.00              
ATOM      9 2H2  BUTL    1       3.731   1.788  -7.539  1.00  0.00              
ATOM     10 1H3  BUTL    1       3.665  -0.647  -7.940  1.00  0.00              
ATOM     11 2H3  BUTL    1       4.104  -0.384  -9.610  1.00  0.00              
ATOM     12 1H4  BUTL    1       6.088  -0.983  -8.270  1.00  0.00              
ATOM     13 2H4  BUTL    1       5.791   0.381  -7.220  1.00  0.00              
ATOM     14 3H4  BUTL    1       6.230   0.644  -8.890  1.00  0.00              
TER