Humans 3 drug cytotoxicity 3 human unclassified drug 3 Animals 2 Cell Line, Tumor 2 Magnetic Resonance Spectroscopy 2 animal 2 article 2 chemistry 2 controlled study 2 drug effects 2 drug structure 2 drug synthesis 2 in vitro study 2 nonhuman 2 nuclear magnetic resonance spectroscopy 2 structure activity relation 2 (17beta) 4,4 dimethyl 3 oxoandrost 5 ene 17 carboxylate 1 (17beta) 4,4 dimethyl 3 oxoandrost 5 ene 17 carboxylic acid 1 (17beta) n ((t butylcarbamoyl)methyl) n (2 chlorophenyl) 4,4 dimethyl 3 hydroxyandrost 5 ene 17 carboxamide 1 (17beta) n ((t butylcarbamoyl)methyl) n (2 ethyl 6 methylphenyl) 4,4 dimethyl 3 oxoandrost 5 ene 17 carboxamide 1 (17beta) n ((t butylcarbamoyl)methyl) n (2 fluorophenyl) 4,4 dimethyl 3 oxoandrost 5 ene 17 carboxamide 1 (17beta) n ((t butylcarbamoyl)methyl) n (2 naphthyl) 4,4 dimethyl 3 oxoandrost 5 ene 17 carboxamide 1 (17beta) n ((t butylcarbamoyl)methyl) n (4 chlorophenyl) 4,4 dimethyl 3 hydroxyandrost 5 ene 17 carboxamide 1 (17beta) n ((t butylcarbamoyl)methyl) n (4 chlorophenyl) 4,4 dimethyl 3 oxoandrost 5 ene 17 carboxamide 1 (17beta) n ((t butylcarbamoyl)methyl) n (4 fluorophenyl) 4,4 dimethyl 3 hydroxyandrost 5 ene 17 carboxamide 1 (17beta) n ((t butylcarbamoyl)methyl) n (4 fluorophenyl) 4,4 dimethyl 3 oxoandrost 5 ene 17 carboxamide 1 (17beta) n ((t butylcarbamoyl)methyl) n (4 methoxyphenyl) 4,4 dimethyl 3 hydroxyandrost 5 ene 17 carboxamide 1 (17beta) n ((t butylcarbamoyl)methyl) n (4 methoxyphenyl) 4,4 dimethyl 3 oxoandrost 5 ene 17 carboxamide 1