C222123232321333131133133313331333132313232313112112211112131121   >>    C22212323232133313113313331333133313231323231311211221111213112   <<    C222123232321333131133133313331333132313232313112112211112131123   >>      C222123232321333131133133313331333132313232313112112211112131122   >>