C31232233133313221211113313331333133313331212111111331323221221111   >>    C3123223313331322121111331333133313331333121211111133132322122111   <<    C31232233133313221211113313331333133313331212111111331323221221113   >>      C31232233133313221211113313331333133313331212111111331323221221112   >>