C222133313331333131123313231333133313331313113313331333121111331223321   >>    C22213331333133313112331323133313331333131311331333133312111133122332   <<    C222133313331333131123313231333133313331313113313331333121111331223323   >>      C222133313331333131123313231333133313331313113313331333121111331223322   >>