Jonah 2 Chiasm?

As I work through Jonah 2, I think a case can be made for a chiasm in Jonah’s prayer:

SUMMARY STATEMENT (Crying to God, God Answers) 2
                GOD BROUGHT THIS JUDGMENT 3
                        DESPAIR AND HOPE 4
                                  JONAH’S PLIGHT AND DELIVERANCE 5-6
                        DESPAIR AND HOPE 7
             GOD’S JUDGMENT & JONAH’S RESOLVE 8-9a
SUMMARY STATEMENT (God’s Saving Mercy) 9b