InChI=1/C18H23Cl2N3O4/c1-4-13(18(26)27-5-2)11(3)22-23-17(25)9-8-16(24)21-15-7-6-12(19)10-14(15)20/h6-7,10,22H,4-5,8-9H2,1-3H3,(H,21,24)(H,23,25)/b13-11+/f/h21,23H 381F3E311307F719