InChI=1/C16H21N3O4/c20-16(13-6-7-14(23-13)19(21)22)17-15-10-2-1-3-11(15)9-18(8-10)12-4-5-12/h6-7,10-12,15H,1-5,8-9H2,(H,17,20)/p+1/t10-,11+,15?/fC16H22N3O4/h17-18H/q+1 EACE169C24724224