%nprocshared=4
%mem=16GB
%chk=HF.chk
# opt freq 6-311++g(2d,2p) geom=connectivity b3lyp

Scaling factors

0 1
 F-F_               0.00000000    0.00000000    0.09855100
 H-H_               0.00000000    0.00000000   -0.88696200

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