2-(5-(1-Acetylprop-1-en-2-ylamino)-2-methoxyphenyl)-8-azapurin-6-one triethanolamine 7H-1,2,3-Triazolo(4,5-d)pyrimidin-7-one, 1,4-dihydro-5-(2-methoxy-5-((1-methyl-3-oxo-1-butenyl)amino)phenyl)-, compd. with 2,2',2''-nitrilotris(ethanol) XZ6157350