C312322331333132212111133133313331323132322331333131133132233113231   >>    C31232233133313221211113313331333132313232233133313113313223311323   <<    C312322331333132212111133133313331323132322331333131133132233113233   >>      C312322331333132212111133133313331323132322331333131133132233113232   >>