C1111233131211111211113313331333133313331322322331312111113331311332223131   >>    C111123313121111121111331333133313331333132232233131211111333131133222313   <<    C1111233131211111211113313331333133313331322322331312111113331311332223133   >>      C1111233131211111211113313331333133313331322322331312111113331311332223132   >>