InChI=1/C19H27N5O3/c1-18(2)8-12(9-19(3,4)22-18)21-15(25)11-7-13-14(20-10-11)23(5)17(27)24(6)16(13)26/h7,10,12,22H,8-9H2,1-6H3,(H,21,25)/p+1/fC19H28N5O3/h21-22H/q+1 C216630820C1613B