KEX13(W)X X X X,KEY TRAPPED EXCHANGE UNIT
KEX13(Y)Z Z Z Z,KEY TRAPPED EXCHANGE UNIT
KEX14(A)B B B B B,KEY TRAPPED EXCHANGE UNIT
KEX14(A)B C D E F,KEY TRAPPED EXCHANGE UNIT
KEX14(B)A A A A A,KEY TRAPPED EXCHANGE UNIT
KEX14(B)D D D D D,KEY TRAPPED EXCHANGE UNIT
KEX14(C)D D D D D,KEY TRAPPED EXCHANGE UNIT
KEX14(D)E E E E E,KEY TRAPPED EXCHANGE UNIT