C22121333132313311211113313331333132233131133133313331311331312131122331   >>    C2212133313231331121111331333133313223313113313331333131133131213112233   <<    C22121333132313311211113313331333132233131133133313331311331312131122333   >>      C22121333132313311211113313331333132233131133133313331311331312131122332   >>