chor 1 2 chor 2 5 mu 1 2 3 chor 3 11 mu 3 2 4 chor 4 12 com 1 2 5 chor 5 5 mu 2 2 6 com 1 6 7 chor 7 6 mu 3 2 8 # ab^2 iv 2 9 mu 1 9 10 # ab^-1 mu 10 9 11 # ab^-2 mu 3 11 12 chor 12 7 mu 9 9 13 mu 13 8 14 mu 14 10 15 mu 15 3 16 mu 8 8 17 # ab^2ab^2 mu 16 17 18 mu 18 3 19 mu 19 10 20 com 1 20 21 chor 21 1 mu 6 3 22 mu 22 17 23 com 1 23 24 chor 24 2 mu 3 8 25 mu 25 11 26 mu 26 3 27 mu 27 10 28 mu 28 8 29 mu 11 3 30 mu 30 30 31 mu 29 31 32 mu 8 11 33 mu 33 8 34 mu 34 34 35 mu 32 35 36 chor 36 1 mu 6 8 37 mu 37 10 38 mu 38 8 39 com 1 39 40 chor 40 2 com 1 22 41 chor 41 4