DEFAULT_PUBCHEM_DATA = ['MolecularWeight', 
                        'RotatableBondCount', 
                        'DefinedBondStereoCount', 
                        'Complexity', 
                        'HBondDonorCount', 
                        'HBondAcceptorCount', 
                        'Complexity',
                        'CovalentUnitCount',
                        'Charge',
                        'HeavyAtomCount',
                        'IsotopeAtomCount'
                        ]

DEFAULT_CHEMEO_DATA = ['Electron affinity', 
                        'Ionization energy', 
                        'Critical Pressure', 
                        'Dipole Moment',
                        'Critical Temperature',
                        'Octanol/Water partition coefficient'
                        ]
