Can 7.1.2 OTA be jailbroken with Pangu?

I have an iphone 4 ios 7.1.2 That i have upgrade OTA, i have never been jailbroken, but i have successful jailbroken my other apple softwares,

The question is, can i jailbreak an iphone 4 that has never been jailbroken on ios 7.1.2 using pangu latest version?

It's been advised that you have to restore your iPhone in iTunes before you go ahead and modify it. Ensure that you have made a backup of your important data

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