wbac2 xbac2b ybac zbac2 0bac2b
l2ac2b m2ac n2ac2 o2ac2b p2ac
atbc btbc2 ctbc2b dtbc etbc2
zjcc2 0jcc2b 1jcc 2jcc2 3jcc2b
oadc2b padc qadc2 radc2b sadc