C2221333133313331311233132313331333133313331333133313231323131131   >>    C222133313331333131123313231333133313331333133313331323132313113   <<    C2221333133313331311233132313331333133313331333133313231323131133   >>      C2221333133313331311233132313331333133313331333133313231323131132   >>