(1S,αS)-1,2,3,4,4a,7-Hexahydro-1β-hydroxy-α,4aα,8-trimethyl-7-oxo-2α-naphthaleneacetic acid sodium salt

sodium [1S-[1alpha,2beta(R*),4abeta]]-1,2,3,4,4a,7-hexahydro-1-hydroxy-alpha,4a,8-trimethyl-7-oxonaphthalene-2-acetate