C222123232321333131133133313331323133313231333131331131331122233321   >>    C22212323232133313113313331333132313331323133313133113133112223332   <<    C222123232321333131133133313331323133313231333131331131331122233323   >>      C222123232321333131133133313331323133313231333131331131331122233322   >>