InChI=1/C15H18ClN3O2/c1-21-13-4-2-3-11(13)17-8-14-18-12-7-9(16)5-6-10(12)15(20)19-14/h5-7,11,13,17H,2-4,8H2,1H3,(H,18,19,20)/t11-,13+/m0/s1/f/h18H 317E57AB203CE860