C1111233133313231133133313331333133313231323112331333132322232331   >>    C111123313331323113313331333133313331323132311233133313232223233   <<    C1111233133313231133133313331333133313231323112331333132322232333   >>      C1111233133313231133133313331333133313231323112331333132322232332   >>