An azaphthalide 4 wherein X1 is lower alkoxy, Z1 is methyl or phenyl and {HEAD ~ Y} is {TAIL ~ C6 C8 alkyl} 
is
An azaphthalide 4 wherein X1 is lower alkoxy , Z1 is methyl or phenyl and { HEAD ~ Y } is { TAIL ~ C6 C8 alkyl }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL