(2)D(D1D1)(BB1)-1B1 (Q-D2)|Q-1D2(QD2)I1 (B22B29(B20)H D2(o)2 D2D2(2) 12 B2 Ber 2 B2 H D2()(D2D2)gg1 H (B2B2)(Q)Q HD H D2(D2D)1(B2B2)1B2H H H H D D D B B B1 1 1 1 1 1 1 1 (2) ( ) ( ) − − H H H H B Q B Q B Q Q D Q D Q D [( ) ] ( ) ( ) [ ( ) ] 2 1 2 2 1 2 1 2 1 2 1 − − − − − = H H H H H H H H Q B B Q Q B D Q Q D D Q 2 1 2 2 1 1 2 2 1 1 2 [ ] ( ) [ ( ) ] − − − − − = H H H H H H H H B B Q Q B D Q Q D D Q Q 2 1 1 2 2 1 1 2 2 1 2 ( ) ( ) ( ) ( ) − − − − − = H H H H D D D B B B2 1 2 2 1 2 2 2 ( ) ( ) − − =