C222123232321333131133133313331323133313231322132313121212112312331   >>    C22212323232133313113313331333132313331323132213231312121211231233   <<    C222123232321333131133133313331323133313231322132313121212112312333   >>      C222123232321333131133133313331323133313231322132313121212112312332   >>