C222123232321333131133133313331323133313231333133312131323231311213221   >>    C22212323232133313113313331333132313331323133313331213132323131121322   <<    C222123232321333131133133313331323133313231333133312131323231311213223   >>      C222123232321333131133133313331323133313231333133312131323231311213222   >>