3-methoxy-1,1a,6,6a-tetrahydroindeno[1,2-b]azirene InChI=1/C10H11NO/c1-12-7-3-2-6-4-9-10(11-9)8(6)5-7/h2-3,5,9-11H,4H2,1H indeno[1,2-b]azirine, 1,1a,6,6a-tetrahydro-3-methoxy-