REGEX-Escape for: http://greengenericjen.com/ - sildenafil generic viagra cheap cialis <a href...

Your Input:
Result, the escaped string:
http\:\/\/greengenericjen\.com\/ \- sildenafil generic viagra cheap cialis \safe generic viagra online\<\/a\>

What must the escaping look like for:
http://greengenericjen.com/ - sildenafil generic viagra cheap cialis <a href="http://greengenericjen.com/">safe generic viagra online</a>

The excaped text for use in a regex is:
http\:\/\/greengenericjen\.com\/ \- sildenafil generic viagra cheap cialis \<a href\="http\:\/\/greengenericjen\.com\/"\>safe generic viagra online\<\/a\>