Refer to the given number, symbol series and answer the question that follows.
(Left) 1 ^ 5 # 2 2 ! @ & # 4 5 ^ 6 % 3 & 3 ^ 2 3 + 6 8 (Right)
How many such symbols are there which are immediately preceded by a symbol and also immediately followed by a symbol?
1
1
2
3
3
0
4
2