16
 
O     1.2974841    1.0074030   -0.7498257 
C     0.7225121    0.0395694    0.0172773 
C    -0.7225121   -0.0395694    0.0172773 
O    -1.2974841   -1.0074030   -0.7498257 
C    -2.6299475   -0.8691602   -0.6182315 
C    -2.9323870    0.1653405    0.1958645 
C    -1.6875177    0.7094337    0.6145398 
H    -1.5215572    1.5437234    1.2685818 
H    -3.9158592    0.4973274    0.4675193 
H    -3.2250196   -1.5753406   -1.1627414 
C     2.6299475    0.8691602   -0.6182315 
C     2.9323870   -0.1653405    0.1958645 
C     1.6875177   -0.7094337    0.6145398 
H     3.2250196    1.5753406   -1.1627414 
H     3.9158592   -0.4973274    0.4675193 
H     1.5215572   -1.5437234    1.2685818 
