Synonyms: 1-Chrysenepropionicacid, 1a,2,3,4,4aa,4b,5,6,6a,7,8,9,10,10ab,10b,11,12,12a-octadecahydro-2-(1-hydroxyethyl)-2b,4bb,6ab,9,9,10ba,12ab-heptamethyl-, e-lactone (7CI);1-Chrysenepropionic acid,octadecahydro-2-(1-hydroxyethyl)-2,4b,6a,9,9,10b,12a-heptamethyl-, e-lactone (6CI); D:A-Friedo-3,4-secooleanan-3-oicacid, 4-hydroxy-, e-lactone (8CI); D:A-Friedo-A-homo-4-oxaoleanan-3-one;Chryseno[2,1-c]oxepin-3(2H)-one,eicosahydro-5,5a,7b,9a,12,12,13b,15a-octamethyl-, [5R-(5a,5aa,7ab,7ba,9aa,13aa,13bb,15aa,15bb)]-; Friedelalactone