1,3-Dihydro-5-chloro-1-methyl-3-(2-naphthalenyl)-2H-benzimidazol-2-one 2H-Benzimidazol-2-one, 1,3-dihydro-5-chloro-1-methyl-3-(2-naphthalenyl)- 79759-77-6 BRN 5586840