I would skip the Tricep Extensions for now.
Also, the basic Greyskull template alternates presses and bench every other day, however it doesn't alternate squatting and deadlifting quite the same. Those go Squat, Deadlift, Squat, every week.
M: Bench, Curl, Squat
W: Press, Weighted Chins, Deadlift
F: Bench, Curl, Squat
M: Press, Weighted Chins, Squat
W: Bench, Curls, Deadlift
F: Press, Weighted Chins, Squat
Have you looked at the Greyskull LP book? Both editions can be found on Scribd. There are recommendations for how to program the weighted chins and curls.