Base 64 decoding

Hello all,

I’ve got a problem with my theme, there is base64 code in it. Can someone please tell me how to remove. I tried some tips posted in this forum but it won’t help

The code:

<?php $_F=__FILE__;$_X=’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’;eval(base64_decode(‘JF9YPWJhc2U2NF9kZWNvZGUoJF9YKTskX1g9c3RydHIoJF9YLCcxMjM0NTZhb3VpZScsJ2FvdWllMTIzNDU2Jyk7JF9SPWVyZWdfcmVwbGFjZSgnX19GSUxFX18nLCInIi4kX0YuIiciLCRfWCk7ZXZhbCgkX1IpOyRfUj0wOyRfWD0wOw==’));?>