InChI=1S/C18H21BO2/c1-2-3-10-19-20-17-9-8-15-11-13-6-4-5-7-14(13)12-16(15)18(17)21-19/h4-7,11-12,17-18H,2-3,8-10H2,1H3/t17-,18+/m1/s1