C111123313121111121111331323133313331333132322133313233313331311111   >>    C11112331312111112111133132313331333133313232213331323331333131111   <<    C111123313121111121111331323133313331333132322133313233313331311113   >>      C111123313121111121111331323133313331333132322133313233313331311112   >>