C31232233133313221211113313331333132313331333133313121111331322211   >>    C3123223313331322121111331333133313231333133313331312111133132221   <<    C31232233133313221211113313331333132313331333133313121111331322213   >>      C31232233133313221211113313331333132313331333133313121111331322212   >>