4-(3,4,5-trimethoxyphenyl)-4,5-dihydropyrrolo[1,2-a]quinoxaline InChI=1/C20H20N2O3/c1-23-17-11-13(12-18(24-2)20(17)25-3)19-16-9-6-10-22(16)15-8-5-4-7-14(15)21-19/h4-12,19,21H,1-3H pyrrolo[1,2-a]quinoxaline, 4,5-dihydro-4-(3,4,5-trimethoxyphenyl)-