basis_sets = [
    "STO-3G",
    "3-21G",
    "6-31G(d)",
    "6-31G**",
    "LANL2DZ",
    "cc-pVDZ",
    "cc-pVTZ",
    "cc-pVQZ",
    "cc-pV5Z",
    "cc-pV6Z",
    "aug-cc-pVDZ",
    "aug-cc-pVTZ",
    "aug-cc-pVQZ",
    "aug-cc-pV5Z",
    "aug-cc-pV6Z",
    "Def2SV",
    "Def2TZV",
    "Def2QZV",
    "Def2SVP",
    "Def2TZVP",
    "Def2QZVP",
    "Def2SVPP",
    "Def2TZVPP",
    "Def2QZVPP",
]
