| abstract |
(57) [Summary] [Structure] Formula [Chemical Formula 1] In the formula, R is hydrogen or C 1 -substituted by phenyl. C 6 is a linear or branched alkylene; R 1 is hydrogen, substituted benzyl, naphthylmethyl, or R 2 And a group together with two carbon atoms of a 5-membered heterocycle R 3 , R 4 , R 5 and R 6 are the same or different and are hydrogen, C 1 -C 6 straight chain or branched alkyl, C 1 -C 6 linear or branched alkoxy, phenoxy or phenoxy substituted by one or more C 1 -C 6 linear or branched alkyl, Melatonin compound. [Effect] It behaves as a melatonin antagonist and is useful as an antiproliferative agent. |