1-HYDROXYMETHYL1,2-DEHYDROPYRROLIZIDINEESTERS
1-HYDROXYMETHYL1,2-DEHYDROPYRROLIZIDINEESTERS ??
??
1-HYDROXYMETHYL1,2-DEHYDROPYRROLIZIDINEESTERS C??? ??, ??, ??
1-HYDROXYMETHYL1,2-DEHYDROPYRROLIZIDINEESTERS ?? ?? ? ???
???
?? ??
1-HYDROXYMETHYL1,2-DEHYDROPYRROLIZIDINEESTERS ?? ??
???( 0)?? ??