InChI=1/C18H23N5O3/c19-10-5-4-8-16(17(24)23-15(12-20)9-11-21-23)22-18(25)26-13-14-6-2-1-3-7-14/h1-3,6-7,11,15-16H,4-5,8-10,13,19H2,(H,22,25)/p+1/t15-,16+/m1/s1/fC18H24N5O3/h19,22H/q+1 D53E77F13E647DE6