| 摘要 |
<p>A compound of formula (I): <CHEM> or a salt thereof, in which Y is a group -0(CH2)mCH, (CH2)mCH , or -CH=C where m is an integer of from 1 to 5, n is an integer of from 4 to 12, each of R<1> and R<2>, which may be the same or different represents hydrogen or C1-6 alkyl, X represents a double or triple bond, and each of A and B represents hydrogen when X is a double bond, or both A and B are absent when X is a triple bond, is useful in treating allergic diseases.</p> |
