2. Please deduce the structure of the compound showing the MS spectrum below (10 pts) 100 80 abundance 60 60 40 20 20 93 13 136 107 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 miz a) Please show all of the possible structures. b) Suggest structures for the fragments at 93, 107 and 136.

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