C222123232321333131133133313331323133313231333133312131323231132122321   >>    C22212323232133313113313331333132313331323133313331213132323113212232   <<    C222123232321333131133133313331323133313231333133312131323231132122323   >>      C222123232321333131133133313331323133313231333133312131323231132122322   >>