C31232233133313221211113313331333133313331212111113331333131322131121   >>    C3123223313331322121111331333133313331333121211111333133313132213112   <<    C31232233133313221211113313331333133313331212111113331333131322131123   >>      C31232233133313221211113313331333133313331212111113331333131322131122   >>