| abstract |
Compounds of formula I including the optical isomers thereof and mixtures of such isomers, where R1 is hydrogen, optionally substituted alkyl, cycloalkyl or aryl, each of R2 and R3 is independently hydrogen or alkyl, R4 is alkyl, alkenyl or alkynyl, each of R5, R6, R7 and R8 is independently hydrogen or alkyl, R9 is hydrogen, optionally substituted alkyl, optionally substituted alkenyl or optionally substituted alkynyl, R10 is optionally substituted aryl or optionally substituted heteroaryl, and Z is halogen, optionally substituted aryloxy , optionally substituted alkoxy, optionally substituted alkenyloxy, optionally substituted alkynyloxy, optionally substituted arylthio, optionally substituted alkylthio, optionally substituted alkenylthio, optionally substituted alkynylthio, optionally substituted alkylsulfinyl, optionally substituted alkenylsulfinyl, optionally alkynylsulfinyl substituted, optionally substituted alkylsulfonyl, optionally substituted alkenylsulfonyl or optionally substituted alkylsulfonyl. |