2H-pyrano[2,3-e][1,2]benzisoxazol-2-one, 9-methyl- 9-methyl-2H-chromeno[8,7-d]isoxazol-2-one InChI=1/C11H7NO3/c1-6-10-8(15-12-6)4-2-7-3-5-9(13)14-11(7)10/h2-5H,1H