InChI=1/C20H23N3O3/c1-26-13-19(24)21-15-8-5-9-16(12-15)22-20(25)23-18-11-4-7-14-6-2-3-10-17(14)18/h2-3,5-6,8-10,12,18H,4,7,11,13H2,1H3,(H,21,24)(H2,22,23,25)/t18-/m0/s1/f/h21-23H C683CC2D0C77C278