41093-93-0 72055-73-3 BRN 5671470 DQ1 Daturalactone Daturalactone 1 Ergosta-2,24-dien-26-oic acid, 6,7-epoxy-5,12,17-22-tetrahydroxy-1-oxo-, delta-lactone, (5-alpha,6-alpha,7-alpha,12-alpha,22S)- NSC 285115