| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a new carotenoid compound and an efficient method for producing the same. <P>SOLUTION: This new carotenoid compound is expressed by formula (1) [wherein, R<SP>1</SP>, R<SP>2</SP>are each hydroxy, or forms a keto group by getting together] or its glycoside. <P>COPYRIGHT: (C)2009,JPO&INPIT |
