C31232233133313221211113313331333133313331212111133132322112113121311   >>    C3123223313331322121111331333133313331333121211113313232211211312131   <<    C31232233133313221211113313331333133313331212111133132322112113121313   >>      C31232233133313221211113313331333133313331212111133132322112113121312   >>