InChI=1/C14H22N2O4/c17-13(16-5-6-20-12(8-16)14(18)19)11-7-9-3-1-2-4-10(9)15-11/h9-12,15H,1-8H2,(H,18,19)/t9-,10+,11-,12+/m1/s1/f/h15H 12B55F023F6BB331