InChI=1/C16H15NO3/c18-10-5-9-3-4-17-12-6-8-1-2-13(19)16(20)15(8)11(7-10)14(9)12/h1-2,5,7,12,17-20H,3-4,6H2/p+1/t12-/m1/s1/fC16H16NO3/h17H/q+1 A7C69B90C8FBC54B