spiro,azetidine,pyrrolo,benzimidazole,benzimidazol,imidazole
Azetidine
39391-39-4(3S,αR)-3-[[[4-[(R)-3-Amino-3-carboxypropoxy]phenyl]-[(Z)-hydroxyimino]acetyl]amino]-α-(4-hydroxyphenyl)-2-oxo-1-azetidineacetic acid
90121-44-11-Azetidinesulfonic acid,3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-[[(methylsulfonyl)oxy]methyl]-4-oxo-, monosodium salt, cis-