5   1
0  C  0.000000    0.000000    0.000000
1  C  1.566000    0.000000    0.000000
2  O  -0.553934    1.156149    0.000000
3  O  2.119934   -1.156149    0.000000
4  O  -0.601460   -1.061780   -0.000000
5  O  2.167460    1.061780   -0.000000
