Synonyms: a-D-Glucopyranose,1,16-anhydro-1-C-[2,4-dihydroxy-6-(hydroxymethyl)phenyl]-4-O-[6-O-(8-hydroxy-1-oxo-2,4,6-decatrienyl)-b-D-galactopyranosyl]-,3-(7-hydroxy-8,14-dimethyl-2,4,8,10-hexadecatetraenoate);Spiro[isobenzofuran-1(3H),2'-[2H]pyran], a-D-glucopyranose deriv.; Papulacandin B