C222123232321333131133133313331323133313231333133323311322222133121311   >>    C22212323232133313113313331333132313331323133313332331132222213312131   <<    C222123232321333131133133313331323133313231333133323311322222133121313   >>      C222123232321333131133133313331323133313231333133323311322222133121312   >>