label: N-butyl-N-methyl-11-(3'-hydroxy-21'-17'-carbolactone-19'-nor-17' -pregna-1',3',5'(10')-trien-7'-yl)-undecanamide
label_lc: n-butyl-n-methyl-11-(3'-hydroxy-21'-17'-carbolactone-19'-nor-17' -pregna-1',3',5'(10')-trien-7'-yl)-undecanamide