C31321211111333132331211113313331333133313331333133313331313331323233311   >>    C3132121111133313233121111331333133313331333133313331333131333132323331   <<    C31321211111333132331211113313331333133313331333133313331313331323233313   >>      C31321211111333132331211113313331333133313331333133313331313331323233312   >>