I am completely flummoxed by this week's crossword??
11 Across (6) representatives, negotiators I have I-E-T-
8 down (14) Petty, formal points arising from a strict negotiation I have
T-C-N-I---T---
20 across (6) Coloured diaphragms that surround and control the size of the pupils I have
--D-AS (answer should be Irises but does not fit?
24 Across (8) Remiss, unthinking I have _A-----S
Have tried crossword solver but none come up!!
Help and thanks