Ununhexium (element 116, now named Livermorium with symbol Lv) had the temporary systematic name Uuh based on 'un-un-hex' (1-1-6). These systematic names follow a pattern: un=1, bi=2, tri=3, quad=4, pent=5, hex=6, sept=7, oct=8, enn=9. Element 116 was officially named Livermorium in 2012.