InChI=1S/C22H35BN4O5/c1-16(28)25-18(15-17-9-4-2-5-10-17)22(30)27-14-8-11-19(27)21(29)26-20(23(31)32)12-6-3-7-13-24/h2,4-5,9-10,18-20,31-32H,3,6-8,11-15,24H2,1H3,(H,25,28)(H,26,29)/t18-,19+,20+/m1/s1