C312322331333132212111133133313331333133312121111121111331211113323213131   >>    C31232233133313221211113313331333133313331212111112111133121111332321313   <<    C312322331333132212111133133313331333133312121111121111331211113323213133   >>      C312322331333132212111133133313331333133312121111121111331211113323213132   >>