C111123313121111121111331323133313331333132333133313113313222113321   >>    C11112331312111112111133132313331333133313233313331311331322211332   <<    C111123313121111121111331323133313331333132333133313113313222113323   >>      C111123313121111121111331323133313331333132333133313113313222113322   >>