C31232233133313221211113313331333133313331212111133231333131311   >>    C3123223313331322121111331333133313331333121211113323133313131   <<    C31232233133313221211113313331333133313331212111133231333131313   >>      C31232233133313221211113313331333133313331212111133231333131312   >>