XML - esquemas xsd

<?xml version="1.0" encoding="UTF-8"?>
<cds xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation ="cd.xsd">
<element name="cd">
<complexType>
<sequence>
<element name=“titulo” type="string"/>
<element name=“autor" type="string"/>
<element name=“sello_discografico" type="string"/>
<element name=“precio” type="integer"/>
<element name=“año_edición" type="date"/>
<element name=“cancion" type="string"/>
<element name=“pais" type="string"/>
</sequence>
</complexType>
</element>
</cds>

Me sale error
Error at line 11, column 14: Couldn't find end of Start Tag element line 11