Squid logformat for Eui48

#/configure --disable-ipv6 --disable-cpu-profiling --enable-eui

# tail -1 squid.conf
logformat squid      %ts.%03tu %<eui %6tr %>a %Ss/%03>Hs %<st %rm %ru %un %Sh/%<A %mt

#squid -k check
FATAL: Can't parse configuration token: '%<eui %6tr %>a %Ss/%03>Hs %<st %rm %ru %un %Sh/%<A %mt'

Squid Cache (Version 3.2.0.4): Terminated abnormally.
CPU Usage: 0.070 seconds = 0.010 user + 0.060 sys
Maximum Resident Size: 0 KB
Page faults with physical i/o: 533