[5i]--[6u]-[7i]- [8o]-[8p] u 8-[8o] p a s [3a] s [6a] p [6o] u i-[3u] y 4-[$i] u [5i]-[5u] y [6u]-[7i]- [8o]-[8p] u 8-[8o] p a s [3a] s [6a] p [6o] u i-[3u] y 4-[$i] u [5i]-[5u] y [6u]-[7i]- s-d a - o- P-s p-o i- o---a p [6P]--p o u y I-3-4-$- [5i]---[5i] [8u] - 8-[8u] [7Y] [^y] [6T] [6P]--p o u y i-3-4-$- [5i]---[5i] [8u] - 8-[8u] [7Y] [^y] [6T] [6T]--[6p] [9s] [6p] [2d] d-3-4-$- [5s]---[5p] o