C1111121111331311211331333133313331333131211113313331312213331322131121   >>    C111112111133131121133133313331333133313121111331333131221333132213112   <<    C1111121111331311211331333133313331333131211113313331312213331322131123   >>      C1111121111331311211331333133313331333131211113313331312213331322131122   >>