(2S,3aR,9bR)-9-Chloro-2,3,3a,9b-tetrahydro-6-hydroxy-7,8-dimethoxy-2-propyl-5H-furo[3,2-c][2]benzopyran-5-one

(2S,3aR,9bR)-9-Chloro-2,3,3a,9b-tetrahydro-6-hydroxy-7,8-dimethoxy-2-propyl-5H-furo[3,2-c][2]benzopyran-5-one