C313212111113331323312111133133313331333131212111133133313221322131133132321311   >>    C31321211111333132331211113313331333133313121211113313331322132213113313232131   <<    C313212111113331323312111133133313331333131212111133133313221322131133132321313   >>      C313212111113331323312111133133313331333131212111133133313221322131133132321312   >>