Name:：(3R,5R)-7-((1S,2S,4aR,6R,8aS)-2,6-dimethyl-1,2,4a,5,6,7,8,8a-octahydronaphthalen-1-yl)-3,5-dihydroxyheptanoic acid
Chemical Formula: C19H32O4
Molecular Weight: 324.4610
m/z: 324.2301 (100.0%), 325.2334 (20.5%), 326.2368 (2.0%)
Elemental Analysis: C, 70.33; H, 9.94; O, 19.72