{TAIL ~ Described are substituted cyanoenamines} of formula Iwherein Z, R1, R2 and R3 are defined in the description, compositions thereof and {HEAD ~ methods} for preparing these compounds 
{ TAIL ~ Described are substituted cyanoenamines } of formula Iwherein Z , R1 , R2 and R3 are defined in the description , compositions thereof and { HEAD ~ methods } for preparing these compounds
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH