6-- u-o-p-s- a-o-[6p]-- 6--3-- 5--6-- u-o-p-s- a-o-[6p]-- 6--3-- 5--6-- p-p-s-f- d-f-[2d]-- d-d-[2s]-p- o-p-[4p]-- [4s]-d-[3s]-p- [3o]-p-[6p]-- 6--[3u]-- [5o]--[6p]-- u-o-p-s- a-o-[6p]-- 6--3-- 5--6-- u-o-p-s- a-o-[6p]-- 6--3-- 5--6-- p-p-s-f- d-f-[2d]-- d-d-[2s]-p- o-p-[4p]-- [4s]-d-[3s]-p- [3o]-p-[6p]-- 6--[3u]-- [5o]--[6p]