???? Iprocrolol KHELLIN khelloside KHELLINONE PONGAMOL CHEMBRDG-BB 5160161 Timefurone Butocrolol azaspirium chloride 4,9-DIMETHOXY-7-(1,1,2,2-TETRAFLUOROETHYL)-5H-FURO-[3,2-G]-CHROMENE-5-ONE 6,7-DIHYDRO-4,9-DIMETHOXY-7,7-BIS(TRIFLUOROMETHYL)-5H-FURO-[3,2-G]-CHROMENE-5-ONE 6-DIFLUOROACETYL-4,9-DIMETHOXY-5H-FURO-[3,2-G]-CHROMENE-5-ONE mecinarone 7-DIFLUOROMETHYL-4,9-DIMETHOXY-5H-FURO-[3,2-G]-CHROMENE-5-ONE 4,9-DIMETHOXY-7-(TRIFLUOROMETHYL)-5H-FURO[3,2-G]CHROMEN-5-ONE 7-HYDROXY-4,9-DIMETHOXY-7-(TRIFLUOROMETHYL)-6,7-DIHYDRO-5H-FURO[3,2-G]CHROMEN-5-ONE 4,9-DIMETHOXY-7-PENTAFLUOROETHYL-5H-FURO-[3,2-G]-CHROMENE-5-ONE