ATOM        11
            1   C2x C    21.2900  -16.7847
            2   C1x C    22.3867  -15.9210
            3   C2x C    23.7521  -16.2324
            4   C2x C    24.3540  -17.4856
            5   C2x C    21.2900  -18.1937
            6   C1y C    23.7530  -18.7529
            7   C1x C    22.3867  -19.0645
            8   C2b C    24.6233  -19.8380
            9   C2b C    26.0274  -19.8327
            10  C1b C    26.7357  -18.5951
            11  C1a C    28.1397  -18.5896
BOND        11
            1     3   4 2
            2     1   5 2
            3     4   6 1
            4     2   3 1
            5     5   7 1
            6     1   2 1
            7     6   7 1
            8     6   8 1 #Up
            9     8   9 2
            10    9  10 1
            11   10  11 1