C111113331333132322331333133313331333132313331333133311233133323233311   >>    C11111333133313232233133313331333133313231333133313331123313332323331   <<    C111113331333132322331333133313331333132313331333133311233133323233313   >>      C111113331333132322331333133313331333132313331333133311233133323233312   >>