C222123232321333131133133313331323133313231333133312131323313132212311   >>    C22212323232133313113313331333132313331323133313331213132331313221231   <<    C222123232321333131133133313331323133313231333133312131323313132212313   >>      C222123232321333131133133313331323133313231333133312131323313132212312   >>