InChI=1/C19H26N4O4S/c1-4-22(5-2)19(15-9-7-6-8-10-15)14-21-17-12-11-16(28(26,27)20-3)13-18(17)23(24)25/h6-13,19-21H,4-5,14H2,1-3H3/p+1/t19-/m0/s1/fC19H27N4O4S/h22H/q+1 5EF93024F7497949