比目鱼 发表于 2025-3-23 10:30:13
http://reply.papertrans.cn/84/8305/830406/830406_11.png种族被根除 发表于 2025-3-23 17:03:19
Pteridines,enty years before the pigment was examined chemically by Hopkins. His investigations into the pigments of butterfly wings revealed that there are several of these water-soluble compounds. Subsequently, they were shown to occur widely as insect eye pigments, and one, given the name xanthopterin, was粗鲁性质 发表于 2025-3-23 20:12:17
http://reply.papertrans.cn/84/8305/830406/830406_13.png宪法没有 发表于 2025-3-24 00:00:50
Indoles,A majority of these alkaloids are of complex structure but have their biosynthetic origin in the simple indole amino acid tryptophan (1) which, itself, is an important cellular constituent. The vat dye indigo (2) is also an indole and has been known and widely used since antiquity. It was prepared b传染 发表于 2025-3-24 04:49:38
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Pyrazoles, It had previously been shown that authentic samples of pyrazole readily undergo this Al./pyridoxal-catalysed reaction with serine, and which simulates the action of the enzyme β-pyrazol-1-ylalanine synthase.ingrate 发表于 2025-3-24 18:53:55
http://reply.papertrans.cn/84/8305/830406/830406_18.pngLIMIT 发表于 2025-3-24 20:18:40
http://reply.papertrans.cn/84/8305/830406/830406_19.png油毡 发表于 2025-3-25 01:26:59
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