C1111121111331311211331333133313331322133313331311331333132333132322321312111   >>    C111112111133131121133133313331333132213331333131133133313233313232232131211   <<    C1111121111331311211331333133313331322133313331311331333132333132322321312113   >>      C1111121111331311211331333133313331322133313331311331333132333132322321312112   >>