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:
| Species | Strain | Type | Base Pairs | Genes |
| --- | --- | --- | --- | --- |
| Borrelia burgdorferi | B31 | Spirochaetes | 910724.0 | 850.0 |
| Borrelia garinii | PBi | Spirochaetes | 904246.0 | 832.0 |
| Leptospira interrogans | 56601 | Spirochaetes | 4332241.0 | 4358.0 |
| Unspecified | Unspecified | Spirochaetes | 358943.0 | 367.0 |
| Leptospira interrogans | FiocruzL1130 | Spirochaetes | 4277185.0 | 3394.0 |
| Unspecified | Unspecified | Spirochaetes | 350181.0 | 264.0 |
| Treponema denticola | ATCC35405 | Spirochaetes | 2843201.0 | 2767.0 |
| Treponema pallidum | Nichols | Spirochaetes | 1138011.0 | 1031.0 |
Question:
What is the largest base pair with a Strain of unspecified?
Answer:
358943.0