Ethanone, 1-(8-ethoxy-2H-1-benzopyran-3-yl)- (9CI)
Ethanone, 1-(8-ethoxy-2H-1-benzopyran-3-yl)- (9CI) ??
??
Ethanone, 1-(8-ethoxy-2H-1-benzopyran-3-yl)- (9CI) C??? ??, ??, ??
Ethanone, 1-(8-ethoxy-2H-1-benzopyran-3-yl)- (9CI) ?? ?? ? ???
???
?? ??
Ethanone, 1-(8-ethoxy-2H-1-benzopyran-3-yl)- (9CI) ?? ??
???( 1)?? ??