InChI=1S/C16H24O5/c1-9-4-2-3-5-10(17)13-8-14(20-9)15-11(18)6-7-12(19)16(15)21-13/h9-10,12-14,17,19H,2-8H2,1H3/t9?,10-,12+,13-,14+/m0/s1