$coord
.00000000000000 .00000000000000 .54561506935122 n
-.87806233111566 1.52084856970468 -.18187168978374 h
-.87806233111566 -1.52084856970468 -.18187168978374 h
1.75612466223131 .00000000000000 -.18187168978374 h
$intdef
# definitions of internal coordinates
1 k 1.0000000000000 stre 4 1 val= 1.90084
2 k 1.0000000000000 bend 4 3 1 val= 106.27756
1.0000000000000 bend 3 2 1
1.0000000000000 bend 2 4 1
$end