C312322331333132212111133133313331323133313331333133313331333133313231322331311   >>    C31232233133313221211113313331333132313331333133313331333133313331323132233131   <<    C312322331333132212111133133313331323133313331333133313331333133313231322331313   >>      C312322331333132212111133133313331323133313331333133313331333133313231322331312   >>