5(2H)-Oxazolone,2-ethylidene-4-methyl-(9CI)
5(2H)-Oxazolone,2-ethylidene-4-methyl-(9CI) ??
??
5(2H)-Oxazolone,2-ethylidene-4-methyl-(9CI) C??? ??, ??, ??
5(2H)-Oxazolone,2-ethylidene-4-methyl-(9CI) ?? ?? ? ???
???
?? ??
5(2H)-Oxazolone,2-ethylidene-4-methyl-(9CI) ?? ??
???( 1)?? ??