C111113331333132322331333133313331323133313233213133313331311331333131123313121   >>    C11111333133313232233133313331333132313331323321313331333131133133313112331312   <<    C111113331333132322331333133313331323133313233213133313331311331333131123313123   >>      C111113331333132322331333133313331323133313233213133313331311331333131123313122   >>