C11112331333132311331333132313331323133313132313231323132322123221   >>    C1111233133313231133133313231333132313331313231323132313232212322   <<    C11112331333132311331333132313331323133313132313231323132322123223   >>      C11112331333132311331333132313331323133313132313231323132322123222   >>