InChI=1/C16H27NO4/c1-5-13(17)9-12-10-14(18-3)16(15(11-12)19-4)21-8-7-20-6-2/h10-11,13H,5-9,17H2,1-4H3/p+1/t13-/m0/s1/fC16H28NO4/h17H/q+1 74C43132811B1459