To do what you want, use set df_basis_scf heavy-aug-cc-pvtz-jkfit and set df_basis_mp2 heavy-aug-cc-pvtz-ri. If it complains about missing elements, check here Basis Sets by Element
To do what you want, use set df_basis_scf heavy-aug-cc-pvtz-jkfit and set df_basis_mp2 heavy-aug-cc-pvtz-ri. If it complains about missing elements, check here Basis Sets by Element