The program automatically added hydrogens when using symmetry


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Forum Vet
Here we go

H positions at 1.087*sin(109.5/2) 0. 1.087*cos(109.5/2)


geometry
symmetry group c2v
 C                     0.000000000    0.000000000     0.000000000
 H                     0.887531783    0.000000000     0.627579743
 H                    -0.887531783    0.00000000      0.627579743
 H                     0.000000000    0.887531783    -0.627579743
 H                     0.000000000   -0.887531783    -0.627579743
end