C11112331333132311331333132333132313231323132311331323132323311   >>    C1111233133313231133133313233313231323132313231133132313232331   <<    C11112331333132311331333132333132313231323132311331323132323313   >>      C11112331333132311331333132333132313231323132311331323132323312   >>