https://www.hxchem.net/hote/keysell2-%28Methylsulfonyl%29-2%2C4%2C5%2C6-tetrahydropyrrolo%5B3%2C4-c%5Dpyrazole+benzenesulfonate.html
2-(Methylsulfonyl)-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazole benzenesulfonate-China Chemical Network
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methylsulfonylpyrazolebenzenesulfonatechinachemical