C111113331333132322331333133313331311211331311331333132313111312121   >>    C11111333133313232233133313331333131121133131133133313231311131212   <<    C111113331333132322331333133313331311211331311331333132313111312123   >>      C111113331333132322331333133313331311211331311331333132313111312122   >>