InChI=1/C18H19ClN4/c19-16-4-3-5-17(12-16)22-10-8-21(9-11-22)14-15-13-20-23-7-2-1-6-18(15)23/h1-7,12-13H,8-11,14H2 8B9BF24CCB2BF1A1