InChI=1/C21H29N3O3/c1-13(2)17-9-18-15(12-27-19(18)7-14(17)3)8-21(26)23-16-5-4-6-24(10-16)11-20(22)25/h7,9,12-13,16H,4-6,8,10-11H2,1-3H3,(H2,22,25)(H,23,26)/t16-/m1/s1/f/h23H,22H2 2FA4B7D0F0C256D3