C111123313121111121111331333133313331323232133113313231333133313331322233321   >>    C11112331312111112111133133313331333132323213311331323133313331333132223332   <<    C111123313121111121111331333133313331323232133113313231333133313331322233323   >>      C111123313121111121111331333133313331323232133113313231333133313331322233322   >>