C111113331333132322331333133313331311331323133313133313233313122131221   >>    C11111333133313232233133313331333131133132313331313331323331312213122   <<    C111113331333132322331333133313331311331323133313133313233313122131223   >>      C111113331333132322331333133313331311331323133313133313233313122131222   >>