C111113331333132322331333133313331333133313121111331333132313331311331311222231   >>    C11111333133313232233133313331333133313331312111133133313231333131133131122223   <<    C111113331333132322331333133313331333133313121111331333132313331311331311222233   >>      C111113331333132322331333133313331333133313121111331333132313331311331311222232   >>