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deb http://archive.ubuntu.com/ubuntu gutsy main restricted
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deb http://archive.ubuntu.com/ubuntu gutsy-updates main restricted
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deb http://security.ubuntu.com/ubuntu/ gutsy-security main restricted
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# A PPA with a unicode comment
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deb http://ppa.launchpad.net/random-ppa quantal main # ppa of Víctor R. Ruiz (vrruiz)