C312322331333132212111133133313331323133313221211113323133313232112331   >>    C31232233133313221211113313331333132313331322121111332313331323211233   <<    C312322331333132212111133133313331323133313221211113323133313232112333   >>      C312322331333132212111133133313331323133313221211113323133313232112332   >>