C2221333133313331311233132313331333133313331321133132313132322321   >>    C222133313331333131123313231333133313331333132113313231313232232   <<    C2221333133313331311233132313331333133313331321133132313132322323   >>      C2221333133313331311233132313331333133313331321133132313132322322   >>