Ester derivatives and medicinal use thereof

摘要

The present invention relates to an ester represented by the formula [1]: or its pharmaceutically acceptable salt, or use of the same. The compound represented by the formula [1] or its pharmaceutically acceptable salt is useful as an agent for the treatment or prophylaxis of hyperlipidemia or the like, since it disappears very rapidly in the living body and has an excellent MTP inhibitory activity.