C111113331333132322331333133313331323132311211331312111111211312131   >>    C11111333133313232233133313331333132313231121133131211111121131213   <<    C111113331333132322331333133313331323132311211331312111111211312133   >>      C111113331333132322331333133313331323132311211331312111111211312132   >>