003580: InChI=1.12Beta/C19H34O4/c1-3-4-8-11-15-17(22-15)14-18-16(23-18)12-9-6-5-7-10-13-19(20)21-2/h1-2H3,3-14H2,15-18H/t15-,16-,17-,18-/m1/s1