C11112331333132311331333133313331333132312323133313331323133313331331121221   >>    C1111233133313231133133313331333133313231232313331333132313331333133112122   <<    C11112331333132311331333133313331333132312323133313331323133313331331121223   >>      C11112331333132311331333133313331333132312323133313331323133313331331121222   >>