I would suggest:
32 Premium Economy at 38" seat pitch 2-4-2
102 Economy at 32" seat pitch 3-4-3 (including 10 seats at emergency exits)
202 Economy at 31" seat pitch 3-4-3
70 Economy at 30" seat pitch 3-4-3 / 2-4-2 down the back
32 Premium Economy at 38" seat pitch 2-4-2
102 Economy at 32" seat pitch 3-4-3 (including 10 seats at emergency exits)
202 Economy at 31" seat pitch 3-4-3
70 Economy at 30" seat pitch 3-4-3 / 2-4-2 down the back
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