The molecule is also published in: https://doi.org/10.1007/BF02898308, Asmer, et al. (1988) Microbial production, structure elucidation, and bioconversion of sophorose lipids. JAOCS, 65: 1460-1466.
(Z)-17-[(2R,3R,4S,5S,6R)-6-(acetyloxymethyl)-3-[(2S,3R,4S,5S,6R)-6-(acetyloxymethyl)-3,4,5-trihydroxyoxan-2-yl]oxy-4,5-dihydroxyoxan-2-yl]oxyoctadec-9-enoate