abstract |
A compound represented by formula (IA) or (IIA): n nwherein R 11 , R 12 and R 13 each represents a hydrogen atom, an aliphatic hydrocarbon group, an aryl group or a heterocyclic group; L 1 represents a connecting group; R 11 and R 12 , R 11 and L 1 and R 12 and L 1 may each combine with each other to form a ring when possible; R 14 , R 15 , R 16 and R 17 each represents a hydrogen atom or a substituent; and R 13 to R 17 may each combine with each of R 11 to R 17 or L 1 to form a ring when possible;n n nwherein R 13 to R 17 and L 1 have the same meaning as in formula (IA); Q represents an atomic group necessary for forming a 5-, 6- or 7-membered ring with N; and R 13 , R 14 , R 15 , R 16 and R 17 may each combine with each of R 13 to R 17 , the connecting group L 1 or the atomic group Q to form a ring. |