1-[2,3,4-tris(benzyloxy)phenyl]ethanone
1-[2,3,4-tris(benzyloxy)phenyl]ethanone ??
??
1-[2,3,4-tris(benzyloxy)phenyl]ethanone C??? ??, ??, ??
1-[2,3,4-tris(benzyloxy)phenyl]ethanone ?? ?? ? ???
???
?? ??
1-[2,3,4-tris(benzyloxy)phenyl]ethanone ?? ??
???( 1)?? ??