C111113331333132322331333133313331311331312111113331323132112121   >>    C11111333133313232233133313331333131133131211111333132313211212   <<    C111113331333132322331333133313331311331312111113331323132112123   >>      C111113331333132322331333133313331311331312111113331323132112122   >>