how to remove encripted code

Hello sir / madam,
My site is hacked.I installed TAC plugin into my website it shows “Encrypted Code Found!” In theme .How to remove that code please suggest me .From all pages i removed that script but still website shows hacked.My website shown on other browser but not in crome and shows “Deceptive site ahead
Attackers on may trick you into doing something dangerous like installing software or revealing your personal information (for example, passwords, phone numbers, or credit cards).” error when i open website in crome.
Please help me.Its very urjent.
Please give immediate reply.
Thank you.

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