Synonyms: | 6-O-Nicotinoylscutebarbatine G;3-Pyridinecarboxylic acid, 3,3'-[(3R,4'aR,5'S,6'R,6'aR,10'R,10'aS,10'bR)-1',2',4,4'a,5,5',6',6'a,9',10',10'a,10'b-dodecahydro-5'-hydroxy-4'a,6'a,7',10'b-tetramethyl-5-oxospiro[furan-3(2H),3'-[3H]naphtho[2,1-b]pyran]-6',10'-diyl] ester |