摘要 |
Compounds represented by formula (I), or salts thereof; a process for the preparation thereof; and somatostatin receptor regulators containing the compounds or salts: wherein A is an optionally substituted aromatic ring; B is an optionally substituted cyclic hydrocarbon group; R<1> is hydrogen, optionally substituted hydrocarbyl, an optionally substituted heterocyclic group, or acyl; R<2> is optionally substituted amino; D is a free valency or a divalent group; E is -CO-, -CON(R<a>)-, -COO-, -N(R<a>)CON(R<b>)-, -N(R<a>)SO2-, -N(R<a>)-, -O-, -S-, -SO- or -SO2-; G is a free valency or a divalent group; L is a free valency, an optionally substituted divalent hydrocarbon group which may be interrupted by -O- or -S-, or the like; X is oxygen, optionally oxidized sulfur, optionally substituted nitrogen, or an optionally substituted divalent hydrocarbon group; Y is two hydrogen atoms, oxygen, or sulfur; and the dotted line indicates that R<2> and an atom on ring B may together form a ring.
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申请人 |
TAKEDA CHEMICAL INDUSTRIES, LTD.;OI, SATORU;SUZUKI, NOBUHIRO;ASO, KAZUYOSHI;BANNO, YOSHIHIRO |
发明人 |
OI, SATORU;SUZUKI, NOBUHIRO;ASO, KAZUYOSHI;BANNO, YOSHIHIRO |