pwr 2 1 4 chor 4 1 pwr 13 2 4 chor 4 1 mu 2 1 4 mu 1 4 5 pwr 2 4 6 mu 5 6 7 mu 1 2 8 mu 2 8 9 pwr 2 8 10 mu 9 10 11 mu 7 11 12 pwr 2 12 13 chor 13 1 iv 1 4 iv 2 5 mu 5 1 6 mu 4 6 7 mu 4 5 8 mu 2 8 9 mu 7 9 10 mu 2 4 11 mu 1 11 12 mu 1 2 13 mu 5 13 14 mu 12 14 15 mu 10 15 16 chor 16 1 iv 1 4 iv 2 5 mu 4 5 6 pwr 2 6 7 mu 1 2 8 pwr 2 8 9 mu 7 9 10 pwr 2 10 11 chor 11 1 iv 1 4 iv 2 5 mu 5 4 6 mu 4 6 7 mu 4 5 8 mu 5 8 9 mu 7 9 10 mu 2 1 11 mu 1 11 12 mu 1 2 13 mu 2 13 14 mu 12 14 15 mu 10 15 16 pwr 2 16 17 chor 17 1 iv 1 5 iv 2 4 mu 5 4 6 pwr 4 6 7 mu 1 2 8 pwr 4 8 9 mu 7 9 10 pwr 2 10 11 chor 11 1 iv 1 5 iv 2 4 mu 5 4 6 mu 4 5 7 mu 5 7 8 mu 6 8 9 mu 4 6 10 mu 7 10 11 mu 9 11 12 mu 1 2 13 mu 2 1 14 mu 1 14 15 mu 13 15 16 mu 2 13 17 mu 14 17 18 mu 16 18 19 mu 12 19 20 pwr 2 20 21 chor 21 1