FUSED RING SPIROKETAL DERIVATIVE AND USE THEREOF AS ANTI-DIABETIC DRUG
申请人:Sato Tsutomu
公开号:US20100234609A1
公开(公告)日:2010-09-16
Provided are a compound represented by Formula (I):
wherein R
1
, R
2
, R
3
, and R
4
are each independently selected from a hydrogen atom, a C
1-6
alkyl group which may be substituted, a C
7-14
aralkyl group which may be substituted and —C(═O)Rx; n denotes an integer selected from 1 and 2; and ring Ar is selected from the groups represented by the following Formula (a) to (f).
or a prodrug thereof or a pharmaceutically acceptable salt thereof as well as a pharmaceutical agent and a pharmaceutical composition containing such a compound or a prodrug thereof, or a pharmaceutically acceptable salt thereof.