C2221333133313331311233132313331333133313331321133132313232212111   >>    C222133313331333131123313231333133313331333132113313231323221211   <<    C2221333133313331311233132313331333133313331321133132313232212113   >>      C2221333133313331311233132313331333133313331321133132313232212112   >>