C31232233133313221211113313331333133313331212111113331323131132311231   >>    C3123223313331322121111331333133313331333121211111333132313113231123   <<    C31232233133313221211113313331333133313331212111113331323131132311233   >>      C31232233133313221211113313331333133313331212111113331323131132311232   >>