C2221333133313331311233132313331333133313331321123231333133313121211331211   >>    C222133313331333131123313231333133313331333132112323133313331312121133121   <<    C2221333133313331311233132313331333133313331321123231333133313121211331213   >>      C2221333133313331311233132313331333133313331321123231333133313121211331212   >>