mu 1 2 3 mu 3 2 4 mu 3 4 5 pwr 7 3 6 mu 3 3 7 pwr 3 4 8 mu 4 4 9 mu 9 6 4 mu 2 2 6 mu 6 5 2 mu 2 8 6 mu 6 3 2 mu 2 5 3 mu 3 5 2 mu 2 7 3 iv 3 2 mu 2 4 5 mu 5 3 2