C222123232321333131133133313331323133313231333131331131332322233111   >>    C22212323232133313113313331333132313331323133313133113133232223311   <<    C222123232321333131133133313331323133313231333131331131332322233113   >>      C222123232321333131133133313331323133313231333131331131332322233112   >>