mu 1 2 3 mu 3 2 4 iv 3 7 mu 7 1 6 mu 6 3 1 mu 3 4 5 mu 3 5 6 mu 6 5 8 pwr 3 8 2 pwr 14 4 5 iv 5 4 mu 4 2 6 mu 6 5 2