KEX13(D)E E F F KEX13(E)C C C C KEX13(E)F F F F KEX13(F)D D D D KEX13(F)E E E E KEX13(G)H H H H KEX13(I)J J J J KEX13(K)L L L L KEX13(M)N N N N KEX13(O)P P P P