5-氟-(2'-硝基呋喃基)-2-苯并咪唑

N-Ethyl-5-fluoro-2-(5'-nitro-2'-furyl)benzimidazole

1'-acetyl-5-fluorospiro[1,3-dihydrobenzimidazole-2,3'-indole]-2'-one

1'-acetyl-5,6'-difluorospiro[1,3-dihydrobenzimidazole-2,3'-indole]-2'-one

1'-acetyl-5,5'-difluorospiro[1,3-dihydrobenzimidazole-2,3'-indole]-2'-one