C31232233133313221211113313331333133313331212111133121111133313331311211313221   >>    C3123223313331322121111331333133313331333121211113312111113331333131121131322   <<    C31232233133313221211113313331333133313331212111133121111133313331311211313223   >>      C31232233133313221211113313331333133313331212111133121111133313331311211313222   >>