Which of the following drugs is effective against HIV with Y181C mutation?

Lersivirine Festinavir is a NRTI shown to be effective in adefovir and tenofovir resistance Lersivirine is a NNRTI effective against HIV with Y181C mutation Elvitegravir is a integrase inhibitor used for initial / naïve treatment Dolutegravir is a integrase inhibitor approved for raltegravir-resistant infections