N-butyl,N-methyl-11-(3',17'beta-dihydroxy-17'alpha-ethinylestra-1',3',5'(10'),14'-tetraen-7'alpha-yl)undecanamide
n-butyl,n-methyl-11-(3',17'beta-dihydroxy-17'alpha-ethinylestra-1',3',5'(10'),14'-tetraen-7'alpha-yl)undecanamide