C111113331333132322331333133313331333133313221333133313331312111113233121   >>    C11111333133313232233133313331333133313331322133313331333131211111323312   <<    C111113331333132322331333133313331333133313221333133313331312111113233123   >>      C111113331333132322331333133313331333133313221333133313331312111113233122   >>