6?-17-Hydroxy-6-(methyl-13C-d3)-pregn-4-ene-3,20-dione; 17?-Hydroxy-6?-methyl-13C-d3)-progesterone; 17-Hydroxy-6?-(methyl-13C-d3)pregn-4-ene-3,20-dione; Medroxyprogesterone-13C-d3
6?-17-Hydroxy-6-(methyl-13C-d3)-pregn-4-ene-3,20-dione; 17?-Hydroxy-6?-methyl-13C-d3)-progesterone; 17-Hydroxy-6?-(methyl-13C-d3)pregn-4-ene-3,20-dione; Medroxyprogesterone-13C-d3