InChI=1/C21H21N5O4/c27-9-15-17(28)18(29)21(30-15)26-11-25-16-19(23-10-24-20(16)26)22-8-13-6-3-5-12-4-1-2-7-14(12)13/h1-7,10-11,15,17-18,21,27-29H,8-9H2,(H,22,23,24)/t15-,17-,18-,21+/m1/s1/f/h22H C7C674A8D232E74B