Vintonyak, V. V., Warburg, K., Over, B., Hübel, K., Rauh, D., & Waldmann, H. (2011). Identification and further development of thiazolidinones spiro-fused to indolin-2-ones as potent and selective inhibitors of Mycobacterium tuberculosis protein tyrosine phosphatase B. Tetrahedron, 67(35): 1, pp. 6713-6729. Retrieved from http://dx.doi.org/10.1016/j.tet.2011.04.026.