Ro 07-1902 is an effective antitumor potentiator that can significantly enhance the antitumor effect of CCNU (HY-13669) against KHT sarcoma at low doses[1].
References
[1] Workman P, et al. Structure/activity relationships for the enhancement by electron-affinic drugs of the anti-tumour effect of CCNU. Br J Cancer. 1982 Aug;46(2):249-59. DOI:10.1038/bjc.1982.190