AIDS-220576 AIDS220576 Cyclopentanecarboxylic acid, 1-[2-[[4-[2-(11-ethyl-6,11-dihydro-5-methyl-6-oxo-5H-dipyrido[2,3-e:3',2'-b][1,4]diazepin-8-yl)ethoxy]-3-methylphenyl]amino]-2-oxoethyl]-