InChI=1/C21H28N2O3/c1-11-8-9-18(26-7)17(10-11)13(3)22-15(5)21(25)20-12(2)19(16(6)24)14(4)23-20/h8-10,13,15,22-23H,1-7H3/p+1/t13-,15+/m0/s1/fC21H29N2O3/h22H/q+1 59FCD56497DC732D