C111113331333132322331333133313331311331313311211111333132313121   >>    C11111333133313232233133313331333131133131331121111133313231312   <<    C111113331333132322331333133313331311331313311211111333132313123   >>      C111113331333132322331333133313331311331313311211111333132313122   >>