C312322331333132212111133133313331323133313331333133313331333133312113313121211   >>    C31232233133313221211113313331333132313331333133313331333133313331211331312121   <<    C312322331333132212111133133313331323133313331333133313331333133312113313121213   >>      C312322331333132212111133133313331323133313331333133313331333133312113313121212   >>