8-Methoxy-2-methyl-2H-1-benzopyran-3-carbaldehyde
8-Methoxy-2-methyl-2H-1-benzopyran-3-carbaldehyde ??
??
8-Methoxy-2-methyl-2H-1-benzopyran-3-carbaldehyde C??? ??, ??, ??
8-Methoxy-2-methyl-2H-1-benzopyran-3-carbaldehyde ?? ?? ? ???
???
?? ??
8-Methoxy-2-methyl-2H-1-benzopyran-3-carbaldehyde ?? ??
???( 0)?? ??