InChI=1/C16H26N2O3/c1-4-13(2)18(10-11-21-3)12-16(17,15(19)20)14-8-6-5-7-9-14/h5-9,13H,4,10-12,17H2,1-3H3,(H,19,20)/t13-,16+/m0/s1/f/h17H 64AD1AD86827EF54