C2221333133313331311233132313331333133313331323321111121133132211   >>    C222133313331333131123313231333133313331333132332111112113313221   <<    C2221333133313331311233132313331333133313331323321111121133132213   >>      C2221333133313331311233132313331333133313331323321111121133132212   >>