C2221333133313331311233132313331333133313331321123231333121111132313221211   >>    C222133313331333131123313231333133313331333132112323133312111113231322121   <<    C2221333133313331311233132313331333133313331321123231333121111132313221213   >>      C2221333133313331311233132313331333133313331321123231333121111132313221212   >>