C111123313331323113313331333132233132313231323331323132322331311311   >>    C11112331333132311331333133313223313231323132333132313232233131131   <<    C111123313331323113313331333132233132313231323331323132322331311313   >>      C111123313331323113313331333132233132313231323331323132322331311312   >>