Regular expression help needed

Hi,
I have a bunch of lines like this:
" id=\"id41\" soapenc:root=\"0\" soapenv:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" xsi:type=\"ns3:Map\" xmlns:ns3=\"http://xml.apache.org/xml-soap\" xmlns:soapenc=\"http://schemas.xmlsoap.org/soap/encoding/\"><item><key xsi:type=\"soapenc:string\">invoiceDate</key><value xsi:type=\"xsd:date\">2009-11-21</value></item><item><key xsi:type=\"soapenc:string\">currencyCode</key><value xsi:type=\"soapenc:string\">NOK</value></item><item><key xsi:type=\"soapenc:string\">dueDate</key><value xsi:type=\"xsd:date\">2009-12-21</value></item><item><key xsi:type=\"soapenc:string\">amount</key><value href=\"#id42\"/></item ...