C111123313331323113313331323133313231323132322331323133313132313231   >>    C11112331333132311331333132313331323132313232233132313331313231323   <<    C111123313331323113313331323133313231323132322331323133313132313233   >>      C111123313331323113313331323133313231323132322331323133313132313232   >>