InChI=1/C21H31ClN4O/c1-16-4-6-18(7-5-16)15-26-21(22)20(17(2)24-26)13-23-12-19-8-9-25(14-19)10-11-27-3/h4-7,19,23H,8-15H2,1-3H3/p+1/t19-/m1/s1/fC21H32ClN4O/h25H/q+1 F37FEB66B433EE0D