Alqj
tris( 8-hy droxyquinolme) atumimim(HI)
TA Z
3 -(4 *biphcn> lyiM-phenyi-5-(ctt-bur\lpbcn\l-12.4-taazolc
TPD
ó
N,N’-bis
N>”-bis
bis( 3-mcthylphenyl> b is-<pbcnv Dbcnzid inc
AooA
NJs' ’ -bis(naphthalcn- 1-y l)>- _nłvTpn
NtN'-bis-{phciiyl)bai2idinc ” y