mu 1 2 3 mu 3 2 4 mu 3 4 5 mu 3 5 6 mu 6 3 7 mu 7 4 8 mu 3 8 9 mu 9 4 10 mu 10 10 11 mu 10 11 1 mu 7 9 2 mu 4 4 3 iv 3 4 mu 4 2 6 mu 6 3 2 pwr 5 5 6 iv 6 7 mu 6 1 8 mu 8 7 1