Chemical Name: pyridine (as per EP)
Synonym: Ethanone, 2-chloro-1-(2,4-difluorophenyl)-; 2-Chloro-1-(2,4-difluorophenyl)ethanone; 2-Chloro-2',4'-difluoroacetophenone; Chloromethyl 2,4-difluorophenyl ketone; α-Chloro-2,4-difluoroacetophenone
Smile: C1=CC=NC=C1