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?? ???? >2,3－Dimethoxy－9,10－dihydroxy－N-methyl－tetrahydro－protoberberine quaternary salt
2,3－Dimethoxy－9,10－dihydroxy－N-methyl－tetrahydro－protoberberine quaternary salt
2,3－Dimethoxy－9,10－dihydroxy－N-methyl－tetrahydro－protoberberine quaternary salt ??
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2,3－Dimethoxy－9,10－dihydroxy－N-methyl－tetrahydro－protoberberine quaternary salt C??? ??, ??, ??
2,3－Dimethoxy－9,10－dihydroxy－N-methyl－tetrahydro－protoberberine quaternary salt ?? ?? ? ???
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2,3－Dimethoxy－9,10－dihydroxy－N-methyl－tetrahydro－protoberberine quaternary salt ?? ??
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2,3－Dimethoxy－9,10－dihydroxy－N-methyl－tetrahydro－protoberberine quaternary salt ?? ??:
