| abstract |
The present invention relates to a compound represented by the following formula (15) or a pharmaceutically acceptable salt thereof having alpha-glucosidase inhibitory activity and/or nerve growth factor increase promoting ability, and a pharmaceutical composition, food composition or feed composition comprising the same. it is about <Formula 15> In this case, R is -OR 1 , R 1 is hydrogen, a substituted or unsubstituted C 1-10 alkyl group, a substituted or unsubstituted C 6-20 aryl group, or a substituted or unsubstituted C 2-10 ake It is a nyl group or a substituted or unsubstituted C 2-20 alkynyl group. |