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. 2022 Oct 29;27(21):7349. doi: 10.3390/molecules27217349

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© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Band-selective HSQC diagram of senna solid-phase extract (1 g pods) in DMSO-d₆ with delays optimized for 138 Hz in the range of 1.0 to 7.0 ppm (¹H) and 35 to 65 ppm (¹³C).