C312322331333132212111133133313331333133323213331322331311212111   >>    C31232233133313221211113313331333133313332321333132233131121211   <<    C312322331333132212111133133313331333133323213331322331311212113   >>      C312322331333132212111133133313331333133323213331322331311212112   >>