s- s - s- s- s- s- p d- a- a - a- a- p O--- s- s - s-s- s-s-p d- s-s - s-s- s-s-p d- s-s - s-s- s-s-p d- a-a - a-a- p O---- s s d d-p- s d d s d-p- s d d s d-p- s d d s d-p-- s d f-f- d f f d g-f- d f f d f-f---- d j- d H j H g d j-d H j H g f k-f H f-d d---- s- s - s- s- s- s-p d- a-a - a-a- p O--- s-s - s-s- s-s-p d- s-s - s-s- s-s-p d- s-s - s-s- s-s-p d- a-a - a-a- p O---- s s d d-p- s d d s d-p- s d d s d-p- s d d s d-p-- s d f-f- d f f d g-f- d f f d f-f---- d j- d H j H g d j-d H j H g f k-f H f-d d---- j x-j Z x Z l j x-j Z x Z l- j H j H j H d g--H j H g---- f- H--H f-d d