C31232233133313221211113313331333133313331212111133133313111231323221   >>    C3123223313331322121111331333133313331333121211113313331311123132322   <<    C31232233133313221211113313331333133313331212111133133313111231323223   >>      C31232233133313221211113313331333133313331212111133133313111231323222   >>