C11112331333132311331333133313331323132313331313231323132311111   >>    C1111233133313231133133313331333132313231333131323132313231111   <<    C11112331333132311331333133313331323132313331313231323132311113   >>      C11112331333132311331333133313331323132313331313231323132311112   >>