[2H5]-Ramipril
                          [2H5]-Ramipril
                          [2H5]-Ramiprilat
                          [2H4]-Darifenacin hydrobromide
                          [2H5]-Quinapril
                          [2H5]-Quinaprilat
                          [U-Ring-13C6]-3,4-Dichloroaniline
                          [13C4]-Eltrombopag
                          [2H4]-Perindopril
                          [2H4]-Perindoprilat acetate
                          [2H4]-Licarbazepine
                          [2H5]-Propranolol
                          [2H4]-Clopidogrel carboxylic acid