11
 
C    -0.2859289    0.9184703    1.0736652 
C    -0.4034021   -0.6529505   -0.3445861 
C     0.7266145   -0.7363334   -1.2029949 
H    -0.1370899    1.9111760    0.6466858 
H     0.4520114    0.7052124    1.8459804 
H     0.4779536    0.2142783   -0.1301686 
H    -1.2954707    0.8256305    1.4690274 
H    -1.3320510   -0.2613236   -0.7376201 
H    -0.5171754   -1.3832741    0.4455098 
H     0.7429527   -0.1922166   -2.1336196 
H     1.5715858   -1.3486694   -0.9318795 
