BU1 - Ideal conformer
     RDKit          3D

 16 15  0  0  0  0  0  0  0  0999 V2000
    0.5180    0.0000    1.8540 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4150    0.0000    0.6420 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.4150    0.0000   -0.6420 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.5180    0.0000   -1.8540 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.2570    0.0000    3.0530 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.2570    0.0000   -3.0530 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.1470    0.8900    1.8280 H   0  0  0  0  0  0  0  0  0  0  0  0
    1.1470   -0.8900    1.8280 H   0  0  0  0  0  0  0  0  0  0  0  0
   -1.0440   -0.8900    0.6680 H   0  0  0  0  0  0  0  0  0  0  0  0
   -1.0440    0.8900    0.6680 H   0  0  0  0  0  0  0  0  0  0  0  0
    1.0440    0.8900   -0.6680 H   0  0  0  0  0  0  0  0  0  0  0  0
    1.0440   -0.8900   -0.6680 H   0  0  0  0  0  0  0  0  0  0  0  0
   -1.1470   -0.8900   -1.8280 H   0  0  0  0  0  0  0  0  0  0  0  0
   -1.1470    0.8900   -1.8280 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.3680    0.0000    3.7910 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.3680    0.0000   -3.7910 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0
  1  5  1  0
  1  7  1  0
  1  8  1  0
  2  3  1  0
  2  9  1  0
  2 10  1  0
  3  4  1  0
  3 11  1  0
  3 12  1  0
  4  6  1  0
  4 13  1  0
  4 14  1  0
  5 15  1  0
  6 16  1  0
M  END
$$$$
