. "6-{1-(6-carboxy-3,4,5-trihydroxytetrahydro-2H-2-pyranyloxy)-5-[3-methylamino-1-(2-thienyl)-(1S)-propyloxy]-2-naphthyloxy}-3,4,5-trihydroxytetrahydro-2H-2-pyrancarboxylic acid" . "15" . . . . . .