C111123313121111121111331333132313331323132322331333132332313223331   >>    C11112331312111112111133133313231333132313232233133313233231322333   <<    C111123313121111121111331333132313331323132322331333132332313223333   >>      C111123313121111121111331333132313331323132322331333132332313223332   >>