C31232233133313221211113313331333133313113311331333131121131111   >>    C3123223313331322121111331333133313331311331133133313112113111   <<    C31232233133313221211113313331333133313113311331333131121131113   >>      C31232233133313221211113313331333133313113311331333131121131112   >>