Blocking bad bots with mod_security

        SecRule         REQUEST_HEADERS:User-agent      "DataCha0s|DTS Agent|NewT ActiveX|^Mozilla(?:/[45].0)?$|\
^Giant|WWW-Mechaniz|AppEngine-Google|Toata dragostea|libwww-perl|atSpider|autoemailspider|Email.*|\
CherryPicker|ExtractorPro|WebBandit|core-project|^VadixBot|hanzoarchives|\
^HyperEstraier|^Gungho|Missouri College Browse|^heeii|^Java|IDBot|id-search|\
User-Agent|ConveraCrawler|libwww|lwp-trivial|urllib|GT::WWW|Snoopy|MFC_Tear_Sample|\
HTTP::Lite|PHPCrawl|URI::Fetch|Zend_Http_Client|http client|PECL::HTTP|panscient\.com|\
IBM EVV|Bork-edition|Fetch API Request|PleaseCrawl|WEP Search|Wells Search II|\
Missigua Locator|ISC Systems iRc Search 2.1|Microsoft URL Control|Indy Library|\
page_prefetcher|[nN]utch|Microsoft Data Access Internet Publishing Provider|\
Verdacht Vergehen nach UrhG|YebolBot|Morfeus Fucking Scanner|revolt|PMAFind|\
Pathtraq|Site-Perf\AISearchBot|AcadiaUniversityWebCensusClient|AnswerBus|Grazr|\
HTMLParser|HyperEstraier|LargeSmall Crawler|maxamine.com-robot|askpeter|Plagger|\
Plonebot|Tasapspider|artViper|crawly|hl_ftien_spider|iske.dk|porn_viewer|\
Cluuz|gigamega|xenu|virus_(detector|harvester)|CyberPatrol|^Spider$|comptible|\
AgentName|EmailSearch|PlantyNet|^Opera/8.01 (Windows NT 5.1)$|Mozilla Firebird|\
compatible; ICS|Bork-edition|Update a|ATHMWWW1|Opera/8.00|ELNSB50|InetURL|\
SiteUptime.com|WebCapture|Ph4mT0m|Sean's Agent|findlinks|KaloogaBot|\
^Firebat|^-$|^Yeti|^Jyxobot|^SietsCrawler|compatible ;|MSIE 5\.|WWW-Mechanize|\
Voracious|artviper|Nutch|<a href|Verdacht|YebolBot|Begun Robot Crawler|ati2qs|cz32ts|\
eBingBong|WordPress\.com mShots|Baiduspider|turnitinbot|Pingdom|YahooCacheSystem|\
ApacheBench|copyright\s?sheriff|Mail\.Ru|(?:;|\s|^)obot|[Ww]get|fimap\.googlecode\.com|\
BinGet|UrlSearchHook|PostRank|PycURL|Twitterbot|Twitturly|^Voyager|Cityreview Robot|^Firefox$\
MSIE 1.5|Purebot|kmccrew|Ezooms|TalkTalk|\
spray-can|Scrapy|Synthesio Crawler|Anonymouse.org|magpie-crawler|NewspointBot|HeadDump|\
Microsoft Windows Network Diagnostics|magpie-crawler|Newspoint|; Synapse"       "phase:1"