Morpholine-4-carboxylic acid 1-cyano-2-methyl-1-propenyl ester
Morpholine-4-carboxylic acid 1-cyano-2-methyl-1-propenyl ester ??
??
Morpholine-4-carboxylic acid 1-cyano-2-methyl-1-propenyl ester C??? ??, ??, ??
Morpholine-4-carboxylic acid 1-cyano-2-methyl-1-propenyl ester ?? ?? ? ???
???
?? ??
Morpholine-4-carboxylic acid 1-cyano-2-methyl-1-propenyl ester ?? ??
???( 0)?? ??