C31232233133313221211113313331333131211113313231333132232111133112321   >>    C3123223313331322121111331333133313121111331323133313223211113311232   <<    C31232233133313221211113313331333131211113313231333132232111133112323   >>      C31232233133313221211113313331333131211113313231333132232111133112322   >>