You can get closer by specifying 'Attribute-centric XML' and UTF-8 encoding. See help for details

CURSORTOXML("lignebalance", "balancexml.xml", 2, 512+32, 0, "mySchema.xsd")

>here is the command line
>
>CURSORTOXML("lignebalance", "balancexml.xml", 1, 512, 0, "mySchema.xsd")
>
>
>here is the resulted xml file
<snip>