C111123313121111121111331333133313331333133313331333133313331312111133313321   >>    C11112331312111112111133133313331333133313331333133313331333131211113331332   <<    C111123313121111121111331333133313331333133313331333133313331312111133313323   >>      C111123313121111121111331333133313331333133313331333133313331312111133313322   >>