C31232233133313221211113313331333131211113313231333133112113313121111   >>    C3123223313331322121111331333133313121111331323133313311211331312111   <<    C31232233133313221211113313331333131211113313231333133112113313121113   >>      C31232233133313221211113313331333131211113313231333133112113313121112   >>