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:
| No. in series | No. in season | Title | Directed by | Written by | U.S. viewers (million) | Original air date | Production code |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 47.0 | 1.0 | "Wanted" | Paul Holahan | Jeff Eastin | 3.21 | July10,2012 | BCW401 |
| 48.0 | 2.0 | "Most Wanted" | Paul Holahan | Mark Goffman | 2.98 | July17,2012 | BCW402 |
| 49.0 | 3.0 | "Diminishing Returns" | Stefan Schwartz | Jim Campolongo | 3.01 | July24,2012 | BCW403 |
| 50.0 | 4.0 | "Parting Shots" | Robert Duncan McNeill | Alexandra McNally | 2.82 | July31,2012 | BCW404 |
| 51.0 | 5.0 | "Honor Among Thieves" | Arlene Sanford | Joe Henderson | 2.93 | August14,2012 | BCW405 |
| 52.0 | 6.0 | "Identity Crisis" | David Straiton | Channing Powell | 3.89 | August21,2012 | BCW406 |
| 53.0 | 7.0 | "Compromising Positions" | Paul Holahan | Matthew Negrete | 3.36 | August28,2012 | BCW407 |
| 54.0 | 8.0 | "Ancient History" | Russell Lee Fine | Daniel Shattuck | 3.38 | September4,2012 | BCW408 |
| 55.0 | 9.0 | "Gloves Off" | Renny Harlin | Mark Goffman | 3.80 | September11,2012 | BCW409 |
| 56.0 | 10.0 | "Vested Interest" | Russell Lee Fine | Jeff Eastin | 3.41 | September18,2012 | BCW410 |
| 57.0 | 11.0 | "Family Business" | Paul Holahan | Joe Henderson | 2.77 | January22,2013 | BCW411 |
| 58.0 | 12.0 | "Brass Tacks" | Anton Cropper | Jim Campolongo & Alexandra McNally | 2.61 | January29,2013 | BCW412 |
| 59.0 | 13.0 | "Empire City" | Tim DeKay | Channing Powell & Daniel Shattuck | 2.28 | February5,2013 | BCW413 |
| 60.0 | 14.0 | "Shoot the Moon" | Russell Lee Fine | Matthew Negrete & Bob DeRosa | 2.42 | February19,2013 | BCW414 |
| 61.0 | 15.0 | "The Original" | John Kretchmer | Mark Goffman | 2.12 | February26,2013 | BCW415 |
Question:
What as the production code for the episode directed by Robert Duncan McNeill?
Answer:
BCW404