InChI=1/C15H22N4O4/c1-14(2)8-10(9-15(3,4)17-14)16-12-6-5-11(18(20)21)7-13(12)19(22)23/h5-7,10,16-17H,8-9H2,1-4H3/p+1/fC15H23N4O4/h17H/q+1 DDFD601B8DC07E64