C111123313121111121111331333133313331333131233133313331312111133132212111113321   >>    C11112331312111112111133133313331333133313123313331333131211113313221211111332   <<    C111123313121111121111331333133313331333131233133313331312111133132212111113323   >>      C111123313121111121111331333133313331333131233133313331312111133132212111113322   >>