C111123313331323113313331323133313331311331323232132313231311321   >>    C11112331333132311331333132313331333131133132323213231323131132   <<    C111123313331323113313331323133313331311331323232132313231311323   >>      C111123313331323113313331323133313331311331323232132313231311322   >>