InChI=1/C18H19ClN4/c1-11-15(13-5-3-4-6-13)17(19)23-18(21-11)16(12(2)22-23)14-7-9-20-10-8-14/h7-10,13H,3-6H2,1-2H3 ECC7AAC48FD5E161