NPCs composing that spawngroup :

Zun_Centien (100%)

NPCs spawning around that spawngroup :
(Max range : 200)

vexthal1264147, range=153 (453,917,5)

Eom_Zethon (50%)
Pli_Zethon (50%)

vexthal1264146, range=179 (493,917,5)

Pli_Senshali (100%)

vexthal1264035, range=128 (473,860,122)

#Thall_Xundraux_Diabo1 (100%)

vexthal_287839, range=144 (481,877,1)