1-Phenanthreneacetic acid, 1,2,3,4,4a,4b,5,6,8a,9,10,10a-dodecahydro-3,5,6,10-tetrahydroxy-10a-(hydroxymethyl)-2,4b,8-trimethyl-4-oxo-, 10-(alpha-lactone) 74051-00-6 BRN 1356213