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#! 6-31G** H2O CCSD optimization by energies, with Z-Matrix input

memory 250 mb

molecule h2o {
    o
    h 1 0.97
    h 1 0.97 2 103.0
}

set globals {
  basis 6-31G**

  r_convergence 10
  e_convergence 10
  d_convergence 10
}

optimize('ccsd', dertype=0)