<http://schema.org/availability>
"http://schema.org/InStock"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.microsafe.com.br/gmrwhaapc30w0cg_licenca-anual-ca-arcserve-high-availability-for-windows-cluster-resour.npn.html?orcl=77>