| abstract |
"heterocyclic compound derivatives and drugs". The present invention provides a compound which is useful as a pg1-2 receptor agonist, and a pharmaceutical composition. The present invention is directed to a pharmaceutical composition comprising a compound represented by the following formula [1]: -k-so-2-r 910 ^ (22 z) (r 1 l and r 2 are similar or different and each represents optionally substituted aryl, y represents n or ch, z represents n or ch, a represents nh, nr ^ 5 ^, o, s, or ethylene, r ^ 5 ^ represents alkyl, d represents alkylene or alkenylono, and represents phenylene or single bond, g represents o, s, or ch ~ 2 ~, r ^ 3 ^ and r ^ 4 ^ are identical or different and each represents hydrogen or alkyl, q represents carboxy, alkoxycarbonyl, tetrazolyl, carbamoyl, or n - (alkylsulfonyl) carbamoyl, or a pharmaceutically acceptable salt thereof as an active ingredient. |