C31231211113313121211113313113313331333131133121111133313113313221333132323221   >>    C3123121111331312121111331311331333133313113312111113331311331322133313232322   <<    C31231211113313121211113313113313331333131133121111133313113313221333132323223   >>      C31231211113313121211113313113313331333131133121111133313113313221333132323222   >>