C222123232321333131133133313331323133313231333133323311322233212232231   >>    C22212323232133313113313331333132313331323133313332331132223321223223   <<    C222123232321333131133133313331323133313231333133323311322233212232233   >>      C222123232321333131133133313331323133313231333133323311322233212232232   >>