C31232233133313221211113313331333132313331322121111123121111331322123133112111   >>    C3123223313331322121111331333133313231333132212111112312111133132212313311211   <<    C31232233133313221211113313331333132313331322121111123121111331322123133112113   >>      C31232233133313221211113313331333132313331322121111123121111331322123133112112   >>