7,8-Epoxy-7,8-dihydroquinoline

7-Hydroxyquinoline keto form

(2S)-2-氨基-5-[[(2R)-2-氨基-3-(3-氧代丙基硫基)丙酰]-(羧甲基)氨基]-5-氧代戊酸

(2R)-2-乙酰氨基-3-(3-氧代丙基硫基)丙酸

S-(3-oxopropyl)-N-acetyl-L-cysteine S-oxide