| abstract |
The present invention relates to a thienoimidazopyridone derivative represented by Formula (I): ##STR1## wherein A and B independently represent --S-- or --CH═, X-Y-Z represents --N(R 2 )--CH═N-- or --N═CH--N (R 2 )-- wherein R 2 is hydrogen, lower alkyl or --CH(R 3 )--(CH 2 ) n --R 4 wherein R 4 is phenyl, n is 0 or 1, and R 3 is hydrogen or lower alkyl, and R 1 represents lower alkyl, or a pharmaceutically acceptable salt thereof. |