3-[(4-chloroanilino)methylene]dihydro-2(3H)-furanone
3-[(4-chloroanilino)methylene]dihydro-2(3H)-furanone ??
??
3-[(4-chloroanilino)methylene]dihydro-2(3H)-furanone C??? ??, ??, ??
3-[(4-chloroanilino)methylene]dihydro-2(3H)-furanone ?? ?? ? ???
???
?? ??
3-[(4-chloroanilino)methylene]dihydro-2(3H)-furanone ?? ??
???( 1)?? ??