C222123232321333131133133313331323133313231333133312131323313312133121   >>    C22212323232133313113313331333132313331323133313331213132331331213312   <<    C222123232321333131133133313331323133313231333133312131323313312133123   >>      C222123232321333131133133313331323133313231333133312131323313312133122   >>