InChI=1/C27H44N4O3/c1-17(2)20(16-18(3)23(28)32)31(10)25(34)22(26(4,5)6)30-24(33)21(29-9)27(7,8)19-14-12-11-13-15-19/h11-17,20-22,29H,1-10H3,(H2,28,32)(H,30,33)/p+1/b18-16+/t20-,21-,22-/m1/s1/fC27H45N4O3/h29-30H,28H2/q+1 3997B3E27ACF7556