2-Trichloromethyl-1,3,4-thiadiazole
2-[(2',6'-Disubstituted-phenyl)-imino]-imidazolidines and salts
2-[4(3)-Amino-3(4)-hydroxyphenylimino]-imidazolines, useful in t
2-[4-(Diphenylmethylene)-1-piperidinyl]-acetic acids and their a
2-[4-(Polyhalo-2-hydroxy-2-propyl)anilino]-2-oxazolin-4-ones and
2-[Gamma-(1-piperidinyl)propyl]-1,2-benzisothiazole-3-one, its s
2-[N-(1,3-diamino-isopropyl)-amino]-4-phenyl-2-imidazolines and
2-[N-(2'-Chlo ro-4'-methyl-thienyl-3')-N-(cyclopropyl-methyl)-am
2-[N-phenyl-N-(cycloalkyl-methyl)-amino]-2-imidazolines and salt
2-[Trifluoroethylamine]oxazolines