7-Oxo-7-[6-methoxy-2-naphtyl]heptanoic acid ethyl ester
7-Oxo-7-[6-methoxy-2-naphtyl]heptanoic acid ethyl ester ??
??
7-Oxo-7-[6-methoxy-2-naphtyl]heptanoic acid ethyl ester C??? ??, ??, ??
7-Oxo-7-[6-methoxy-2-naphtyl]heptanoic acid ethyl ester ?? ?? ? ???
???
?? ??
7-Oxo-7-[6-methoxy-2-naphtyl]heptanoic acid ethyl ester ?? ??
???( 0)?? ??