6 p a [0s] a p 4 p a [8s] a p 2 O p [6a] p O [3s]- ds[7a] p O 6 p a [0s] a p 4 p a [8s] a f 2 d f [6g] f d [3s]- ds[7a] p O 6 p a s a [6p] 4 - 4 - 2 O p [2a] p [2O] 3 - 3 - 6 p a s a [6p] 4 - 4 - 2 d f g h g [3f] - [7d]-a [6s] - 0 - 6- s [0a] p a [4s] - 8 - [4i] - 8 - [2a] - 6 - 2- a [6s] d s [3p] - 7 - [3a] - 7 - [6s] - 0 - 6- s [0a] p a [4s] - 8 - [4g] - 8 - [2d] - 6 - 2- d [6f] g h [3f] - 7 - [3d]- s [7a]-s 6 j k l [6k] [6j] 4 - 4 - 2 H j k j [2H] 3 - 3 - 6 j k l k [6j] 4 - 4 - 2 z x [6c] v c [3x] - [7z]-m [6n] - 0 - [6b]