C31232233133313221211113313331333131211113313231333133321322321   >>    C3123223313331322121111331333133313121111331323133313332132232   <<    C31232233133313221211113313331333131211113313231333133321322323   >>      C31232233133313221211113313331333131211113313231333133321322322   >>