Alanine, 2-​methyl-​N-​[[(4aR,​4bS,​6aS,​7S,​9aS,​9bS,​11aR)​-​2,​4a,​4b,​5,​6,​6a,​7,​8,​9,​9a,​9b,​10,​11,​11a-​tetradecahydro-​4a,​6a-​dimethyl-​2-​oxo-​1H-​indeno[5,​4-​f]​quinolin-​7-​yl]​carbonyl]​-