C111123313331323113313331323133313331311331323232132313231323233321   >>    C11112331333132311331333132313331333131133132323213231323132323332   <<    C111123313331323113313331323133313331311331323232132313231323233323   >>      C111123313331323113313331323133313331311331323232132313231323233322   >>