C222123232321333131133133313331323133313112113233232223331121331   >>    C22212323232133313113313331333132313331311211323323222333112133   <<    C222123232321333131133133313331323133313112113233232223331121333   >>      C222123232321333131133133313331323133313112113233232223331121332   >>