C312322331333132212111133133313331323132322331333133313131133112131   >>    C31232233133313221211113313331333132313232233133313331313113311213   <<    C312322331333132212111133133313331323132322331333133313131133112133   >>      C312322331333132212111133133313331323132322331333133313131133112132   >>