C222123232321333131133133313331323132313331323221233233131322331   >>    C22212323232133313113313331333132313231333132322123323313132233   <<    C222123232321333131133133313331323132313331323221233233131322333   >>      C222123232321333131133133313331323132313331323221233233131322332   >>