C2221333133313331311233132313331333133313331333133313331323133313331211331   >>    C222133313331333131123313231333133313331333133313331333132313331333121133   <<    C2221333133313331311233132313331333133313331333133313331323133313331211333   >>      C2221333133313331311233132313331333133313331333133313331323133313331211332   >>