FUSED HETEROCYCLIC COMPOUND AND COMPOSITION

摘要

A condensed heterocyclic compound which is shown by the following formula (I) and a composition containing an (a) organic material and (b) at least one type of the condensed heterocyclic compound are provided.
(Y indicates a chemical single bond, -S (=O) -, or -SO 2 -. R a and R b indicate substitutable C 1 to C 30 organic groups. Z a and Z b indicate chemical single bonds or -SO 2 - . X 1 and X 2 indicate hydrogen atoms etc. n and m respectively independently indicate integers of 0 to 2, where one of n and m is not 0)