Appeal No. 1996-3320 Page 3 Application No. 08/342,955 unsubstituted C -C alkyl group or a C -C alkyl group which isl 20 l 20 substituted by one or more than one substituent selected from the group consisting of hydroxy, C -C aryl and halogen, an 6 14 unsubstituted phenyl group or a phenyl group which is substituted by one more than one substituent selected from the group consisting of C -C alkyl, hydroxy and halogen, or is a C -l 6 2 C alkenyl group, a C -C acyl group or an unsubstituted6 2 20 cyclohexylcarbonyl group or a cyclohexylcarbonyl group which is substituted by one or more than one substituent selected from the group consisting of C -C alkyl, hydroxy and halogen, l 6 Z is a group of formulae (IIa)-(IIe)Page: Previous 1 2 3 4 5 6 7 8 9 10 11 NextLast modified: November 3, 2007