Assertion: fern's structure | /r/CapableOf | release methylsulfinic acid
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Source sentences:
text: The roots contain sac-like structures that release organic and organosulfur compounds including SO 2 , methylsulfinic acid, pyruvic acid, lactic acid, ethanesulfinic acid, propane sulfinic acid, 2-mercaptoaniline, S-propyl propane 1-thiosulfinate, and thioformaldehyde, an elusive and highly unstable compound never before reported to be emitted by a plant.