上游原料
2-(chloromethyl)-4-methoxy-3-methylpyridine; 2-(chloromethyl)-3-methyl-4-pyridinyl methyl ether5-(1H-pyrrol-1-yl)-1H-benzimidazol-2-ylhydrosulfide; 5-(1H-pyrrol-1-yl)-1H-benzimidazole-2-thiol2-[[(4-methoxy-3-methyl-2-pyridinyl)methyl]sulfanyl]-5-(1H-pyrrol-1-yl)-1H-benzimidazole; methyl 3-methyl-2-([[5-(1H-pyrrol-1-yl)-1H-benzimidazol-2-yl]sulfanyl]methyl)-4-pyridinyl ether2,5-Dimethoxytetrahydrofuran; 5-Methoxytetrahydro-2-furanyl methyl ether2,3-dimethyl-4-nitro-1-pyridiniumolate2-(chloromethyl)-4-methoxy-3-methylpyridine; 2-(chloromethyl)-3-methyl-4-pyridinyl methyl ether5-(1H-pyrrol-1-yl)-1H-benzimidazol-2-ylhydrosulfide; 5-(1H-pyrrol-1-yl)-1H-benzimidazole-2-thiol2-[[(4-methoxy-3-methyl-2-pyridinyl)methyl]sulfanyl]-5-(1H-pyrrol-1-yl)-1H-benzimidazole; methyl 3-methyl-2-([[5-(1H-pyrrol-1-yl)-1H-benzimidazol-2-yl]sulfanyl]methyl)-4-pyridinyl ether2,3-Dimethylpyridine2,3-dimethyl-1-pyridiniumolate4-methoxy-2,3-dimethyl-1-pyridiniumolate(4-methoxy-3-methyl-2-pyridinyl)methanol5-nitro-1H-benzimidazol-2-ylhydrosulfide; 2-Mercapto-5-nitrobenzimidazole; 5-nitro-1H-benzimidazole-2-thiol5-amino-1H-benzimidazol-2-ylhydrosulfide; 5-amino-1H-benzimidazole-2-thiol