【化】 o-chlorobenzilidenemalononitrile
adjacent; near; neighbour
【化】 ortho-
【医】 o-; ortho-
chlorine
【医】 C1.; chlor-; chlorine; chlorinum; chloro-; chlorum; niton
【化】 benzal; benzal (group); benzylidene; benzylidene (group); toluenyl
toluylene
【化】 malononitrile; methylene cyanide; propane dinitrile