C31232233133313221211113313331333131211113313231333133323213332331   >>    C3123223313331322121111331333133313121111331323133313332321333233   <<    C31232233133313221211113313331333131211113313231333133323213332333   >>      C31232233133313221211113313331333131211113313231333133323213332332   >>