[13C,2H3]-Omeprazole
                          [13C,2H3]-Omeprazole
                          [13C,2H3]-Omeprazole sulfone
                          [2H9]-4-Hydroxybupropion
                          [13C8]-Dehydronifedipine
                          [13C,15N3]-Guanfacine
                          [13C6]-Trospium chloride
                          [2H4]-Lisdexamphetamine dihydrochloride
                          [13C2]-Taurine
                          [13C5]-Azacitidine
                          [2H4]-Thalidomide
                          [2H8]-Melphalan hydrochloride
                          [2H8]-Molindone