유경호 송정화 서명은 박상우 2024-01-22T01:06:29Z 2024-01-22T01:06:29Z 2022-01-10 1989-01 https://pubs.kist.re.kr/handle/201004/147492 Reactivity of 7-dithiocarboxy-imidazo[2,1-b]thiazolium-betaine with aliphatic alkylating agents. Article 3 Arch. pharm. res., v.v. 12, no.no. 1, pp.17 - 21 Arch. pharm. res. v. 12 no. 1 17 21 aliphatic alkylating agents reactivity S-alkylated quarternary ammonium salts ring transformation