4774-15-6
2,6-二甲氧基吡嗪
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93-61-8
甲基甲酰苯胺
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136866-38-1
3,5-DIMETHOXYPYRAZINE-2-CARBALDEHYDE
96042-30-7
2-[2-[(E)-2-[4-(dimethylamino)phenyl]ethenyl]-6-methylpyran-4-ylidene]propanedinitrile
136866-27-8
3,5-二氯-2-哌嗪甲醛