InChI=1/C21H25NO4/c1-13(22(2)3)14-6-8-16(9-7-14)26-20-11-15-10-18(24-4)19(25-5)12-17(15)21(20)23/h6-10,12-13,20H,11H2,1-5H3/p+1/t13-,20-/m1/s1/fC21H26NO4/h22H/q+1 D04FA062C206F604