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 | ... DROGESTR ... (8 elements)de (1) : TETRAHYDROGESTRINON en (1) : TETRAHYDROGESTRINONE es (1) : TETRAHIDROGESTRINONA fi (1) : TETRAHYDROGESTRINONI it (1) : TETRAIDROGESTRINONE nl (1) : TETRAHYDROGESTRINON no (1) : TETRAHYDROGESTRINON pl (1) : TETRAHYDROGESTRINON |
 | DEHYDROGESTERONE · DROGESTE · DROGESTES · DYDROGESTERONE · MEDROGESTONE · TETRAHIDROGESTRINONA · TETRAHYDROGESTRINON · TETRAHYDROGESTRINONE · TETRAHYDROGESTRINONI · TETRAIDROGESTRINONE TETRAHIDROGESTRINONA · TETRAHYDROGESTRINON · TETRAHYDROGESTRINONE · TETRAHYDROGESTRINONI · TETRAIDROGESTRINONE |
 | ... DROGESTRI ... (8 elements) TETRAHIDROGESTRINONA · TETRAHYDROGESTRINON · TETRAHYDROGESTRINONE · TETRAHYDROGESTRINONI · TETRAIDROGESTRINONE ... IDROGESTR ... (2 elements) TETRAHIDROGESTRINONA · TETRAIDROGESTRINONE ... YDROGESTR ... (6 elements) TETRAHYDROGESTRINON · TETRAHYDROGESTRINONE · TETRAHYDROGESTRINONI |