C312322331333132212111133133313331323133313331333133313331333133313223332321311   >>    C31232233133313221211113313331333132313331333133313331333133313331322333232131   <<    C312322331333132212111133133313331323133313331333133313331333133313223332321313   >>      C312322331333132212111133133313331323133313331333133313331333133313223332321312   >>