116313-94-1 2,4-Pentanedione, 3-((3,4-dihydroxy-5-nitrophenyl)methylene)- 3-((3,4-Dihydroxy-5-nitrophenyl)methylene)-2,4-pentanedione 3-(3,4-Dihydroxy-5-nitrobenzylidene)-2,4-pentanedione BRN 6420063 Nitecapona [INN-Spanish] Nitecapone Nitecapone [INN] Nitecaponum [INN-Latin] OR 462