Xiao Wang is a librarian responsible for shelving 9 books labeled A, B, C, D, E, F, G, H, I on a shelf with positions 1 to 9.

The constraints are:
1. Book C must be placed in position 3.
2. Book G cannot be placed in position 3.
3. Book A cannot be placed in position 4.
4. Book D must be to the right of book H.
5. Book D must be to the right of book H.
6. Book E must be adjacent to book G.
7. Book E must be to the left of book H.
8. Book E cannot be placed in position 8.
9. Book E must be adjacent to book I.
10. Book I must be to the left of book G.
11. Book G must be to the left of book F.

Question:
Based on the above conditions, please arrange the 9 books from left to right on the bookshelf, i.e. positions 1 through 9. Return your answer with the format <<< a list of strings >>>, one solution is enough.for example:
<<<["A", "B", "C"]>>>
Your answer:
