C312322331333132212111133133313331323133313221211113313133313232212111   >>    C31232233133313221211113313331333132313331322121111331313331323221211   <<    C312322331333132212111133133313331323133313221211113313133313232212113   >>      C312322331333132212111133133313331323133313221211113313133313232212112   >>