(2)' (2) (2)' (2) (3)' (2) (2)' (2) (5)(4)(4)' (4)(2) (3)' (2)(2)' (2) (4)' (4)(4)' (4)(4)' (4)(4)' (4)(4)' (4)(5)(4)' (4)4 6(5)(4)' (4) (2)(2)' 2
(2)' (2) (2)' (2) (3)' (2) (2)' (2) (5)(4)(4)' (4)(2) (3)' (2)(2)' (2) (4)' (4)(4)' (4)(4)' (4)(4)' (4)(4)' (4)(5)(4)' (4)4 6(5)(4)' (4) (2)(2)' 2