InChI=1/C16H21ClN4O/c17-15-14(19-11-7-2-1-6-10-18)12-20-21(16(15)22)13-8-4-3-5-9-13/h3-5,8-9,12,19H,1-2,6-7,10-11,18H2/p+1/fC16H22ClN4O/h18H/q+1 739C71CA8FEADE11