C312322331333132212111133133313331322331311331311331323133321211   >>    C31232233133313221211113313331333132233131133131133132313332121   <<    C312322331333132212111133133313331322331311331311331323133321213   >>      C312322331333132212111133133313331322331311331311331323133321212   >>