C31232233133313221211113313331333133313331212111133133323221322321   >>    C3123223313331322121111331333133313331333121211113313332322132232   <<    C31232233133313221211113313331333133313331212111133133323221322323   >>      C31232233133313221211113313331333133313331212111133133323221322322   >>