[{
    "sites": [{
        "isotope": "13C",
        "isotropic_chemical_shift": "1 ppm",
        "shielding_symmetric": {
            "zeta": "-3.89 ppm",
            "eta": 0.25
        }
    }],
    "abundance": "100 %"
},
{
    "sites": [{
        "isotope": "13C",
        "isotropic_chemical_shift": "1 ppm",
        "shielding_symmetric": {
            "zeta": "8.2 ppm",
            "eta": 0.0
        }
    }]
},
{
    "sites": [{
        "isotope": "1H",
        "isotropic_chemical_shift": "3 ppm",
        "shielding_symmetric": {
            "zeta": "23.2 ppm",
            "eta": 0.0
        }
    }]
},
{
    "name": "Q3",
    "sites": [{
        "isotope": "29Si",
        "isotropic_chemical_shift": "-100 ppm",
        "shielding_symmetric": {
            "zeta": "1.36 ppm",
            "eta": 0.0
        }
    }]
},
{
    "name": "Q3",
    "sites": [{
        "isotope": "29Si",
        "isotropic_chemical_shift": "-100 ppm",
        "shielding_symmetric": {
            "zeta": "70.36 ppm",
            "eta": 0.0
        }
    }]
},
{
    "name": "Q2",
    "sites": [{
        "isotope": "29Si",
        "isotropic_chemical_shift": "-90 ppm",
        "shielding_symmetric": {
            "zeta": "80.36 ppm",
            "eta": 0.5
        }
    }]
},
{
    "sites": [{
        "isotope": "1H",
        "isotropic_chemical_shift": "5.6 ppm",
        "shielding_symmetric": {
            "zeta": "13.2 ppm",
            "eta": 0.0
        }
    }]
}]