C31232233133313221211113313331333132313331322121111331312113313132132313221   >>    C3123223313331322121111331333133313231333132212111133131211331313213231322   <<    C31232233133313221211113313331333132313331322121111331312113313132132313223   >>      C31232233133313221211113313331333132313331322121111331312113313132132313222   >>