C222133313331333131123313231333133313331313113313331333131122333121   >>    C22213331333133313112331323133313331333131311331333133313112233312   <<    C222133313331333131123313231333133313331313113313331333131122333123   >>      C222133313331333131123313231333133313331313113313331333131122333122   >>