Find out the Nash equilibrium in mixed strategy for this 2 players game. (clear and detailed explanation is required) (the question is not asking for the definition of mixed strategy)

Below is the payoff matrix of a 2-person game. Player 1 has three strategies Left, Middle, and Right. Player 2 has four strategies, East, South, West, and North. Player 2 East South West North Left 35, 68 66, 22 11, 33 18, 91 Player 1 Middle 16, 23 16, 80 63, 27 24, 56 Right 92, 59 71, 32 42, 64 24, 41 ii) What is the Nash equilibrium in mixed strategy? [10%]