上游原料
1,3-Benzodioxole-5-carbaldehyde; Heliotropinedimethyl succinate4-iodo-1,3-benzodioxole-5-carbaldehydedimethyl 2-[(E)-(4-iodo-1,3-benzodioxol-5-yl)methylidene]succinate(E)-4-(1,3-benzodioxol-5-yl)-2-[(E)-(4-iodo-1,3-benzodioxol-5-yl)methylidene]-3-(methoxycarbonyl)-3-butenoic acid4-[(E)-1,3-benzodioxol-5-ylmethylidene]-3-[(E)-(4-iodo-1,3-benzodioxol-5-yl)methylidene]dihydro-2(3H)-furanone[(10S)-10-(1,3-benzodioxol-5-yl)-7-oxo-7,10-dihydrofuro[3',4':6,7]naphtho[1,2-d][1,3]dioxol-9(9H)-yl](iodo)palladium1,3-Benzodioxole-5-carbaldehyde; Heliotropine2,5-Furandione; Maleic anhydride5-(1,3-dioxolan-2-yl)-1,3-benzodioxole1,3-benzodioxol-5-yl[5-(1,3-dioxolan-2-yl)-1,3-benzodioxol-4-yl]methanol8-(1,3-benzodioxol-5-yl)furo[3,4-e][1,3]benzodioxole10-(1,3-benzodioxol-5-yl)furo[3',4':6,7]naphtho[1,2-d][1,3]dioxole-7,9-dione10-(1,3-benzodioxol-5-yl)furo[3',4':6,7]naphtho[1,2-d][1,3]dioxol-9(7H)-one