An organic molecule consisting of a structure of Formula III-1, wherein R 1, R 2 is independently form each other at each occurrence independently from another selected from the group consisting of hydrogen, deuterium, C 1 -C 5 -alkyl, wherein one or more hydrogen atoms are optionally substituted by deuterium; C 2 -C 8 -alkenyl, wherein one or more hydrogen atoms are optionally substituted by deuterium; C 2 -C 8 -alkynyl, wherein one or more hydrogen atoms are optionally substituted by deuterium; and C 6 -C 18 -aryl, which is optionally substituted with one or more substituents R 6; R a is at each occurrence independently from another selected from the group consisting of H, Me, i Pr, t Bu, CN, CF 3, Ph, which is optionally substituted with one or more substituents independently from each other selected from the group consisting of Me, i Pr, t Bu, CN, CF 3, and Ph, pyridinyl, which is optionally substituted with one or more substituents independently from each other selected from the group consisting of Me, i Pr, t Bu, CN, CF 3, and Ph, pyrimidinyl, which is optionally substituted with one or more substituents independently from each other selected from the group consisting of Me, i Pr, t Bu, CN, CF 3, and Ph, carbazolyl, which is optionally substituted with one or more substituents independently from each other selected from the group consisting of Me, i Pr, t Bu, CN, CF 3, and Ph, triazinyl, which is optionally substituted with one or more substituents independently from each other selected from the group consisting of Me, i Pr, t Bu, CN, CF 3, and Ph, and N(Ph) 2. wherein the substituents R a independently from each other optionally form a mono- or polycyclic, aliphatic, aromatic and/or benzo-fused ring system with one or more substituents R a. R 1, R 2 is independently form each other at each occurrence independently from another selected from the group consisting of hydrogen, deuterium, C 1 -C 5 -alkyl, wherein one or more hydrogen atoms are optionally substituted by deuterium; C 2 -C 8 -alkenyl, wherein one or more hydrogen atoms are optionally substituted by deuterium; C 2 -C 8 -alkynyl, wherein one or more hydrogen atoms are optionally substituted by deuterium; and C 6 -C 18 -aryl, which is optionally substituted with one or more substituents R 6; R a is at each occurrence independently from another selected from the group consisting of H, Me, i Pr, t Bu, CN, CF 3, Ph, which is optionally substituted with one or more substituents independently from each other selected from the group consisting of Me, i Pr, t Bu, CN, CF 3, and Ph, pyridinyl, which is optionally substituted with one or more substituents independently from each other selected from the group consisting of Me, i Pr, t Bu, CN, CF 3, and Ph, pyrimidinyl, which is optionally substituted with one or more substituents independently from each other selected from the group consisting of Me, i Pr, t Bu, CN, CF 3, and Ph, carbazolyl, which is optionally substituted with one or more substituents independently from each other selected from the group consisting of Me, i Pr, t Bu, CN, CF 3, and Ph, triazinyl, which is optionally substituted with one or more substituents independently from each other selected from the group consisting of Me, i Pr, t Bu, CN, CF 3, and Ph, and N(Ph) 2. wherein the substituents R a independently from each other optionally form a mono- or polycyclic, aliphatic, aromatic and/or benzo-fused ring system with one or more substituents R a.