InChI=1/C25H31NO2/c1-6-7-10-15-28-18(2)22-17-25(3,4)26-23-14-13-19(16-21(22)23)20-11-8-9-12-24(20)27-5/h7-14,16-18,26H,6,15H2,1-5H3/b10-7+/t18-/m1/s1 9BA226E67D085F2B