C212212121212113313132333131311331323331323132233132311331323132321131   >>    C21221212121211331313233313131133132333132313223313231133132313232113   <<    C212212121212113313132333131311331323331323132233132311331323132321133   >>      C212212121212113313132333131311331323331323132233132311331323132321132   >>