1 40Z 2-chloro-5-(furan-2-ylmethyl)-8,11,11-trimethyl-9-oxo-6,7,9,10,11,12-hexahydro-5h-indolo[1,2-a][1,5]benzodiazepine-3-carboxamide 1.000 2 40Y 8,11,11-trimethyl-9-oxo-6,7,9,10,11,12-hexahydroindolo[2,1-D][1,5]benzoxazepine-3-carboxamide 0.727