C31232233133313221211113313331333132313331322121111133313132231331   >>    C3123223313331322121111331333133313231333132212111113331313223133   <<    C31232233133313221211113313331333132313331322121111133313132231333   >>      C31232233133313221211113313331333132313331322121111133313132231332   >>