InChI=1/C16H21ClN4O2/c1-3-21(4-2)9-8-18-16(23)20-13-10-19-14-11(15(13)22)6-5-7-12(14)17/h5-7,10H,3-4,8-9H2,1-2H3,(H,19,22)(H2,18,20,23)/p+1/fC16H22ClN4O2/h18-21H/q+1 B45D65F625B566F1