C11112331333132311331333133313331333132332322133313231323132233131   >>    C1111233133313231133133313331333133313233232213331323132313223313   <<    C11112331333132311331333133313331333132332322133313231323132233133   >>      C11112331333132311331333133313331333132332322133313231323132233132   >>