C2221333133313331311233132313331333133313331321123231333132213331323323211   >>    C222133313331333131123313231333133313331333132112323133313221333132332321   <<    C2221333133313331311233132313331333133313331321123231333132213331323323213   >>      C2221333133313331311233132313331333133313331321123231333132213331323323212   >>