C11112331333132311331333133313331333132313311331323133313132313231323132223221   >>    C1111233133313231133133313331333133313231331133132313331313231323132313222322   <<    C11112331333132311331333133313331333132313311331323133313132313231323132223223   >>      C11112331333132311331333133313331333132313311331323133313132313231323132223222   >>