1H-pyrrolo[3,2-b]pyridine, 5-methoxy-3-(2-nitroethenyl)- 5-methoxy-3-(2-nitrovinyl)-1H-pyrrolo[3,2-b]pyridine InChI=1/C10H9N3O3/c1-16-9-3-2-8-10(12-9)7(6-11-8)4-5-13(14)15/h2-6,11H,1H3/b5-4