C31232233133313221211113313331333131211113313231333131122333131   >>    C3123223313331322121111331333133313121111331323133313112233313   <<    C31232233133313221211113313331333131211113313231333131122333133   >>      C31232233133313221211113313331333131211113313231333131122333132   >>