x|-----------------------------| |-----------------------------| |------------4-4p6---4--------| |--4-4-6-4-6-------6---4-6-4--| |-----------------------------| |-----------------------------| |---------------------------| |--------------------5-4-5--| |------------4-4p6----------| |--4-4-6-4-6-------6--------| |---------------------------| |---------------------------| |---------------------------| |-5s7-7-5-5-4p5-4p5-4-5-----| |---------------------------| |---------------------------| |---------------------------| |---------------------------| |---------------------------| |-5s7-7-5-5-4p5-5s7---------| |---------------------------| |---------------------------| |---------------------------| |---------------------------| |----------------------------| |-7s12-12-11-11-7p9-7p9-7-9--| Repeat to end. |----------------------------| |----------------------------| |----------------------------| |----------------------------|