Synthesis of A-seco derivatives of betulinic acid with cytotoxic activity

URBAN, M., J. ŠAREK, J. KLINOT, G. KOŘÍNKOVÁ, M. HAJDÚCH
Synthesis of A-seco derivatives of betulinic acid with cytotoxic activity. Journal of Natural Products. 2004, 67(7), 1100-1105, ISSN: 0163-3864, PMID: 15270560,