C1111233133313231133133313331333133313231331133133313331313311213321   >>    C111123313331323113313331333133313331323133113313331333131331121332   <<    C1111233133313231133133313331333133313231331133133313331313311213323   >>      C1111233133313231133133313331333133313231331133133313331313311213322   >>