Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
with shares of 45.3% and total seats less than 166. what is the greatest number of seat?

### Inputs:
table_name: table, columns: ['Election', 'Dáil', 'Share of votes', 'Seats', 'Total seats']

### Response:
SELECT MAX Seats FROM table WHERE Share of votes = 45.3% AND Total seats < 166