AIDS-185713 AIDS185713 Benzenesulfonic acid, 4-methyl-, [(4aR,6E,10S)-3-bromo-11-[(ethylamino)carbonyl]-4a,5,9,10,11,12-hexahydro-10-(hydroxymethyl)-2-[(3-nitrophenyl)methoxy]-6H-benzofuro[3a,3,2-ef][2]benzazepin-6-ylidene]hydrazide