InChI=1/C14H20N2O5/c1-20-13-6-9(8-15)10(16(18)19)7-14(13)21-12-5-3-2-4-11(12)17/h6-7,11-12,17H,2-5,8,15H2,1H3/p+1/t11-,12+/m1/s1/fC14H21N2O5/h15H/q+1 C8FA2A00F0796B78