InChI=1S/C20H27IN4O2/c1-5-11(2)17-19(27)23-16(18(26)25-20(3,4)24-17)8-12-10-22-15-9-13(21)6-7-14(12)15/h6-7,9-11,16-17,22,24H,5,8H2,1-4H3,(H,23,27)(H,25,26)/t11-,16+,17+/m0/s1