2,4-Dihydro-5-methyl-2-(2-(2-naphthalenyloxy)ethyl)-3H-pyrazol-3-one 3-Methyl-1-(2-(2-naphthyloxy)ethyl)-2-pyrazolin-5-one 3H-Pyrazol-3-one, 2,4-dihydro-5-methyl-2-(2-(2-naphthalenyloxy)ethyl)- 59040-30-1 BRN 0665222 Bay-g 6575 EINECS 261-571-1 NAFAZATROM Nafazatrom [BAN:INN] Nafazatromum [INN-Latin]