001354: InChI=1.12Beta/C19H20O4/c1-13-17-16(22-19(21-13)15-10-6-3-7-11-15)12-20-18(23-17)14-8-4-2-5-9-14/h1H3,2-11H,12H2,13H,16-19H/t13-,16+,17-,18+,19+/m0/s1