Weikang Xiong, Zhenyu Li, Fei Li, Yanan Liu, Jiameng Zhang, Tengfei Kang, Dong Xue. "Isotope‐Labeled Methanol‐Derived
                    <i>O</i>
                    ‐Alkylisoureas as Versatile and Practical Agents for d
                    <sub>3</sub>
                    ‐Methylation,
                    <sup>13</sup>
                    C‐Methylation, and
                    <sup>13</sup>
                    CD
                    <sub>3</sub>
                    ‐Methylation." Angewandte Chemie International Edition (2026). https://doi.org/10.1002/anie.7843825