InChI=1/C22H28N4O4/c1-12-8-18(20-15(4)24-25(6)21(20)23-12)22(28)30-11-19(27)17-9-13(2)26(16(17)5)14(3)10-29-7/h8-9,14H,10-11H2,1-7H3/t14-/m1/s1 D101770B8C2C3C0F