C31232233133313221211113313331333133313331212111113331333131322123231   >>    C3123223313331322121111331333133313331333121211111333133313132212323   <<    C31232233133313221211113313331333133313331212111113331333131322123233   >>      C31232233133313221211113313331333133313331212111113331333131322123232   >>