C111123313331323113313331323133313231323132321133132313331121221   >>    C11112331333132311331333132313331323132313232113313231333112122   <<    C111123313331323113313331323133313231323132321133132313331121223   >>      C111123313331323113313331323133313231323132321133132313331121222   >>