label: (2R*,4R*)-3,4-dihydro-4,5-dimethyl-8-((2E,6E)-3,7,11-trimethyldodec-2,6,10-trienyl-2H-(1)benzopyran-2,7-diol)
label_lc: (2r*,4r*)-3,4-dihydro-4,5-dimethyl-8-((2e,6e)-3,7,11-trimethyldodec-2,6,10-trienyl-2h-(1)benzopyran-2,7-diol)