InChI=1/C12H19ClN4O/c1-9(2)17-12(18)11(13)10(8-14-17)16-6-4-15(3)5-7-16/h8-9H,4-7H2,1-3H3/p+1/fC12H20ClN4O/h15H/q+1 DF4DF3CF66E8C711