InChI=1/C21H21N3O3/c22-18(25)16-10-8-14(9-11-16)13-24-19(26)21(23-20(24)27)12-4-3-6-15-5-1-2-7-17(15)21/h1-2,5,7-11H,3-4,6,12-13H2,(H2,22,25)(H,23,27)/t21-/m0/s1/f/h23H,22H2 2A5AF3E43F57D349