When attempting to input IIS logs I see the following error: 'ERROR invalid keyword: w3c->parse_csv()'. Has anyone come across this before and knows how I can parse IIS log into a JSON format to input to redis my config

<Extension _exec> Module xm_exec </Extension>

<Extension _json> Module xm_json </Extension>

<Extension _csv> Module xm_csv Fields $date, $time, $s_ip, $cs_method, $cs_uri_stem, $cs_uri_query, $s_port, $cs_username, $c_ip, $cs(User_Agent), $cs(Referer), $sc_status, $sc_substatus, $sc_win32_status, $time_taken FieldTypes string, string, string, string, string, string, integer, string, string, string, string, string, string, string, integer </Extension>

<Extension w3c> Module xm_csv #Fields: date time s-ip cs-method cs-uri-stem cs-uri-query s-port cs-username c-ip cs(User-Agent) cs(Referer) sc-status sc-substatus sc-win32-status time-taken Fields $date, $time, $s_ip, $cs_method, $cs_uri_stem, $cs_uri_query, $s_port, $cs_username, $c_ip, $cs(User_Agent), $cs(Referer), $sc_status, $sc_substatus, $sc_win32_status, $time_taken FieldTypes string, string, string, string, string, string, integer, string, string, string, string, string, string, string, integer Delimiter ' ' QuoteChar ''' </Extension>

<Extension w3cinput> Module xm_w3c Delimiter ' ' </Extension>

<Input iis_logs>
Module im_file File "C:\inetpub\logs\W3SVC2\u_ex*.log" ReadFromLast True Recursive True SavePos True Exec if $raw_event =~ /^#/ drop();
else
{
w3c->parse_csv();
$EventTime = parsedate($date + " " + $time);
$SourceName = "IIS";
to_json();
} </Input>

<output out_iis> Module om_redis Host # Port # Key "iis" </Output>

<Route 1>
Path iis_logs => out_iis </Route>