C111112111133131121133133313331311331333131122112313331311331322132322333121   >>    C11111211113313112113313331333131133133313112211231333131133132213232233312   <<    C111112111133131121133133313331311331333131122112313331311331322132322333123   >>      C111112111133131121133133313331311331333131122112313331311331322132322333122   >>