C3132121111133313233121111331333133313331322331333131333131133132322122311   >>    C313212111113331323312111133133313331333132233133313133313113313232212231   <<    C3132121111133313233121111331333133313331322331333131333131133132322122313   >>      C3132121111133313233121111331333133313331322331333131333131133132322122312   >>