InChI=1/C19H26N2O4/c1-18(11-22)12-24-19(25-13-18)15-7-3-4-8-16(15)21(17(19)23)14-20-9-5-2-6-10-20/h3-4,7-8,22H,2,5-6,9-14H2,1H3/p+1/fC19H27N2O4/h20H/q+1 3CB03CEADEE551AC