Inner chest and upper back

my stats are
20 years old
200 pounds
5 foot 8 and 1/2
10-12% bf
never cycled

I really need to work on my inner chest more i dont know if its even possible to hit mainly the inner chest working out. Also it seems my left pec is better devoloped than my right one would using dumbbells fix that? I would also like to knwo what to do to increase my thickness on my upper back.

For chest this is what i do
Bench press
Incline Press
Reverse Grip Bech
Machince flys
Cable Cross

Back
Bent over Barbell Rows super set with cable rows
Pull downs Close grip and wide grip
Seted cable rows close and wide grip
Pull ups