C31232233133313221211113313331333133313331212111133132322133313222313231321   >>    C3123223313331322121111331333133313331333121211113313232213331322231323132   <<    C31232233133313221211113313331333133313331212111133132322133313222313231323   >>      C31232233133313221211113313331333133313331212111133132322133313222313231322   >>