InChI=1S/C19H31NO2/c1-5-6-7-8-9-10-11-12-13-18-14-15-19(22-17(3)21)16(2)20(18)4/h8-13,16,18-19H,5-7,14-15H2,1-4H3/b9-8+,11-10+,13-12+/t16-,18+,19+/m0/s1