C111113331333132322331333133313331323133313233213133313331312111113113313133311   >>    C11111333133313232233133313331333132313331323321313331333131211111311331313331   <<    C111113331333132322331333133313331323133313233213133313331312111113113313133313   >>      C111113331333132322331333133313331323133313233213133313331312111113113313133312   >>