chor 1 2
chor 2 4
mu 1 2 3
chor 3 11
mu 3 2 4
chor 4 6
mu 3 4 5
chor 5 4
com 1 2 6
chor 6 9
iv 2 7
mu 1 7 8  # cd^-1
mu 3 3 9
mu 9 8 10
mu 10 10 11
mu 8 11 12
mu 12 4 13
chor 13 2
mu 9 1 14
mu 2 2 15
com 15 14 16
chor 16 3