C111123313121111121111331333133313331323231333133313331333131131333131121211   >>    C11112331312111112111133133313331333132323133313331333133313113133313112121   <<    C111123313121111121111331333133313331323231333133313331333131131333131121213   >>      C111123313121111121111331333133313331323231333133313331333131131333131121212   >>