HMDB0034233
     RDKit          3D
2-Butenal
 11 10  0  0  0  0  0  0  0  0999 V2000
   -1.7218   -0.0811    0.0483 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.3144   -0.1066   -0.4312 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.6723    0.1381    0.4334 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.0318    0.0994   -0.0939 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.0090    0.3199    0.6626 O   0  0  0  0  0  0  0  0  0  0  0  0
   -2.0329   -1.1326    0.2228 H   0  0  0  0  0  0  0  0  0  0  0  0
   -2.4094    0.3486   -0.6981 H   0  0  0  0  0  0  0  0  0  0  0  0
   -1.8155    0.4995    0.9854 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.1414   -0.3254   -1.4762 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.4608    0.3532    1.4716 H   0  0  0  0  0  0  0  0  0  0  0  0
    2.2614   -0.1130   -1.1247 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0
  2  3  2  0
  3  4  1  0
  4  5  2  0
  1  6  1  0
  1  7  1  0
  1  8  1  0
  2  9  1  0
  3 10  1  0
  4 11  1  0
M  END