001750: InChI=1.12Beta/C21H24O7/c22-15-11-25-20(13-7-3-1-4-8-13)27-18(15)17(24)19-16(23)12-26-21(28-19)14-9-5-2-6-10-14/h1-10H,11-12H2,15-24H/t15-,16+,17+,18-,19+,20+,21-