InChI=1/C18H15ClN2O2/c1-11-7-8-14(10-16(11)19)21-18(23)15(12(2)20-21)9-13-5-3-4-6-17(13)22/h3-10,20,22H,2H2,1H3/b15-9+ 046FDFEFAE7F9CFC