C2221333133313331311233132313331333133313331323312113313231123311111   >>    C222133313331333131123313231333133313331333132331211331323112331111   <<    C2221333133313331311233132313331333133313331323312113313231123311113   >>      C2221333133313331311233132313331333133313331323312113313231123311112   >>