RON- K+S recep-1RON- K+S recep-2RON- K+S recep-3RON- K+S recep-4RON- K+S recep-5RON- K+S recep-6RON- K+S recep-7RON- K+S recep-8RON- K+S recep-9RON- K+S recep-10RON- K+S recep-11RON- K+S recep-12RON- K+S recep-13RON- K+S recep-14RON- K+S recep-15RON- K+S recep-16RON- K+S recep-17RON- K+S recep-18RON- K+S recep-19RON- K+S recep-20