C2221333133313331311233132313331333133313331333133313331311212111   >>    C222133313331333131123313231333133313331333133313331333131121211   <<    C2221333133313331311233132313331333133313331333133313331311212113   >>      C2221333133313331311233132313331333133313331333133313331311212112   >>