C2221333133313331311233132313331333133313331321123231333131333133313123223331   >>    C222133313331333131123313231333133313331333132112323133313133313331312322333   <<    C2221333133313331311233132313331333133313331321123231333131333133313123223333   >>      C2221333133313331311233132313331333133313331321123231333131333133313123223332   >>