4

H       0.150939244101840      0.338497152985976     -0.164168308238253
H       1.645269348442302      1.538060394686496      0.003865095497672
Al      1.765995133176602      0.179181222424661      1.271810696260729
Al      0.161926067426150      1.495092350588376      1.530993332900192