   21

Pt     1.398085    -0.047676     0.001618
Pt    -1.398085    -0.047676     0.001618
 C     0.000000     1.801771     0.013129
 H     0.000000    -1.094140     0.008131
 P     2.724887    -1.896389    -0.009468
 P     3.393816     1.212493    -0.008083
 P    -3.393816     1.212493    -0.008083
 P    -2.724887    -1.896389    -0.009468
 H     3.693798    -2.146933    -1.016860
 H     3.580193    -2.240983     1.070397
 H     2.208666    -3.218590    -0.050698
 H     4.386097     1.081824    -1.015407
 H     3.412082     2.631821    -0.047762
 H     4.315697     1.209385     1.071975
 H    -4.386097     1.081824    -1.015407
 H    -4.315697     1.209385     1.071975
 H    -3.412082     2.631821    -0.047762
 H    -3.693798    -2.146933    -1.016860
 H    -2.208666    -3.218590    -0.050698
 H    -3.580193    -2.240983     1.070397
 O     0.000000     2.950615     0.020480
