Fig. 5
From: Structurally diverse bufadienolides from the skins of Bufo bufo gargarizans and their cytotoxicity

Chemical structure of the bufadienolides with important sites for the structure–activity relationship (SAR).
From: Structurally diverse bufadienolides from the skins of Bufo bufo gargarizans and their cytotoxicity

Chemical structure of the bufadienolides with important sites for the structure–activity relationship (SAR).