英文名称
(5E)-5-[(7E)-7-[(5E)-5-(7-methyl-2,3-dihydrothieno[3,4-b][1,4]dioxin-4-ium-5-ylidene)-2,3-dihydrothieno[3,4-b][1,4]dioxin-7-ylidene]-2,3-dihydrothieno[3,4-b][1,4]dioxin-5-ylidene]-7-[7-(7-methyl-2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl]-2,3-dihydrothieno[3,4-b][1,4]dioxin-4-ium