C22212323232133313113313331333132313231333131211211323322211223311   >>    C2221232323213331311331333133313231323133313121121132332221122331   <<    C22212323232133313113313331333132313231333131211211323322211223313   >>      C22212323232133313113313331333132313231333131211211323322211223312   >>