InChI=1/C22H27N3O2/c1-13-8-16(4)21(17(5)9-13)24-22(27)23-18-11-20(26)25(12-18)19-7-6-14(2)15(3)10-19/h6-10,18H,11-12H2,1-5H3,(H2,23,24,27)/t18-/m0/s1/f/h23-24H 34B32E793AE4690F