InChI=1/C19H19ClN4O3/c20-14-3-5-15(6-4-14)23-19(27)18(26)22-11-13-1-7-16(8-2-13)24-10-9-21-17(25)12-24/h1-8H,9-12H2,(H,21,25)(H,22,26)(H,23,27)/f/h21-23H 453E506DDE97FC5A