(+-)-4'-Ethyl-2-methyl-3-(1-pyrrolidinyl)propiophenone 1-Propanone, 1-(4-ethylphenyl)-2-methyl-3-(1-pyrrolidinyl)-, 90878-85-6 99323-21-4 Inaperison (unspecified) Inaperisona [INN-Spanish] Inaperisone Inaperisone [INN] Inaperisonum [INN-Latin]