7

C   -0.099779142  -0.049213106  -0.049809806
H   -0.812383509   0.769437899  -0.053814782
H   -0.386626161  -0.773928179   0.705768112
H    0.890551861   0.333663823   0.175221084
H   -0.089826477  -0.524172039  -1.025860985
F   -1.010857678  -2.932765272  -0.576306887
F   -1.427409893  -4.247450791  -0.809979784