12 C4H8.mmp C -0.123000 1.180000 0.014000 C -0.070000 0.116000 1.146000 C -0.285000 0.024000 -1.010000 C 0.260000 -0.953000 0.067000 H 0.837000 1.694000 -0.103000 H -0.915000 1.935000 0.061000 H -1.059000 -0.050000 1.587000 H 0.650000 0.265000 1.956000 H 0.260000 0.100000 -1.956000 H -1.340000 -0.169000 -1.234000 H -0.217000 -1.935000 0.156000 H 1.340000 -1.100000 -0.037000