4-(dimethylamino)-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one [ aminophenazone | aminopyrine | amidazophen | dipyrine | dimethylaminophenazone | amidopyrine | Pyramidon | dimethylaminophenyldimethylpyrazolone ]
4-(diméthylamino)-1,5-diméthyl-2-phényl-1,2-dihydro-3H-pyrazol-3-one [ aminophénazone | aminopyrine | Pyramidon | diméthyl-amino-4 phényl-1diméthyl-2,3 pyrazolone-5 | diméthylaminophényldiméthylpyrazolone ]