C2221333133313331311233132313331333133313331321123231333133313113211331312211   >>    C222133313331333131123313231333133313331333132112323133313331311321133131221   <<    C2221333133313331311233132313331333133313331321123231333133313113211331312213   >>      C2221333133313331311233132313331333133313331321123231333133313113211331312212   >>