Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| NIR Number | Introduced | BR Number(s) | Built | Type |
| --- | --- | --- | --- | --- |
| 911 / 8911 | 1981 | 14104 | 1969 Derby | Generator Van (ex- Mark 2B BFK) |
| 8941 | 2001 | 6089 / 72634 | 1974 Derby | TSO (ex-BR Class 488 unit 488318) |
| 8942 | 2001 | 6098 / 72637 | 1974 Derby | TSO (ex-BR Class 488 unit 488318) |
| 8943 | 2001 | 6082 / 72605 | 1974 Derby | TSO (ex-BR Class 488 unit 488305) |
| 8944 | 2001 | 6080 / 72609 | 1974 Derby | TSO (ex-BR Class 488 unit 488305) |
| 8945 | 2001 | 6017 / 72626 | 1974 Derby | TSO (ex-BR Class 488 unit 488314) |
| 8946 | 2001 | 5974 / 72627 | 1974 Derby | TSO (ex-BR Class 488 unit 488314) |
| 8947 | 2001 | 6078 / 72646 | 1974 Derby | TSO (ex-BR Class 488 unit 488319) |
| 8948 | 2001 | 6081 / 72647 | 1974 Derby | TSO (ex-BR Class 488 unit 488319) |
| 8918 | (2009) | 9534 / 9712 | 1974 Derby Rebuilt 1985 Glasgow | DBSO (ex- Mark 2F BSO) |
Question:
Which NIR number is for the tso (ex-br class 488 unit 488305) type that has a 6082 / 72605 BR number?
Answer:
8943.0