InChI=1/C16H32N2O5/c1-6-13(2)15(16(20)23-5)17-14(19)12-18(9-11-22-4)8-7-10-21-3/h13,15H,6-12H2,1-5H3,(H,17,19)/p+1/t13-,15+/m0/s1/fC16H33N2O5/h17-18H/q+1 1D5E23E1470F6C0A