C31232233133313221211113313331333132313232233133313331311211331   >>    C3123223313331322121111331333133313231323223313331333131121133   <<    C31232233133313221211113313331333132313232233133313331311211333   >>      C31232233133313221211113313331333132313232233133313331311211332   >>