C31232233133313221211113313331333133313332213121111123231323131   >>    C3123223313331322121111331333133313331333221312111112323132313   <<    C31232233133313221211113313331333133313332213121111123231323133   >>      C31232233133313221211113313331333133313332213121111123231323132   >>