(3-Allyl-6-ethyl-4-oxo-3,4-dihydro-thieno[2,3-d]-
(3-Allyl-6-ethyl-4-oxo-3,4-dihydro-thieno[2,3-d]- ??
??
(3-Allyl-6-ethyl-4-oxo-3,4-dihydro-thieno[2,3-d]- C??? ??, ??, ??
(3-Allyl-6-ethyl-4-oxo-3,4-dihydro-thieno[2,3-d]- ?? ?? ? ???
???
?? ??
(3-Allyl-6-ethyl-4-oxo-3,4-dihydro-thieno[2,3-d]- ?? ??
???( 0)?? ??