Synonyms: 2,4,6,8-Dodecatetraenedioicacid, 10-hydroxy-5,9,11-trimethyl-,12-(2,3,4a,8,9,10,10a,10b-octahydro-3-hydroxy-4a,8,10b-trimethyl-1-oxo-1H-naphtho[2,1-b]pyran-10-yl)ester, [3R-[3a,4ab,8b,10a(2E,4E,6E,8E,10R*,11S*),10ab,10ba]]-; 1H-Naphtho[2,1-b]pyran,2,4,6,8-dodecatetraenedioic acid deriv.; (+)-Calbistrin A; Calbistrin A