C222123232321333131133133313331323133313231333133312131323231311122321   >>    C22212323232133313113313331333132313331323133313331213132323131112232   <<    C222123232321333131133133313331323133313231333133312131323231311122323   >>      C222123232321333131133133313331323133313231333133312131323231311122322   >>