1,1-二氧代-六氢-1L6-硫基吡喃-4-甲酸, Tetrahydrothiopyran-4-carboxylic acid 1,1-dioxide

2-(3-(1-苄基哌啶-4-基)-2-氧代丙基)-4,5-二甲氧基苯甲酸(多奈哌齐杂质), 2-[3-(1-Benzylpiperidin-4-yl)-2-oxopropyl]-4,5-dimethoxybenzoic acid

(S)-(+)-1-Fmoc-3-pyrrolidinol

(S)-(+)-1-Fmoc-3-吡咯烷醇

1-Benzyl-3-pyrrolidinone

1-苄基-3-吡咯烷酮

3-bromo-5-fluoropyridine-2-carbonitrile

（6-氯-5-甲基吡啶-3-基）甲胺盐酸盐, (6-chloro-5-methylpyridin-3-yl)methanamine hydrochloride

4,7-Bis(5-bromo-2-thienyl)-2,1,3-benzothiadiazole

4,7-双(2-溴-5-噻吩基)-2,1,3-苯并噻二唑

1-Methyl-1H-imidazole-4-sulfonyl chloride

1-甲基-1H-咪唑-4-磺酰氯

1,3-Dibromobenzene

1,3-二溴苯

3-羟基-1-甲基异喹啉, 1-Methyl-2H-isoquinolin-3-one