J. Chem. Phys. (in press) (2021); https://doi.org/10.1063/5.0072185 , © 2021 Author(s). Longitudinal and transverse NMR relaxivities of Ln(III)-DOTA complexes: a comprehensive investigation Accepted Manuscript: This article has been accepted for publication and undergone full peer review but has not been through the copyediting, typesetting, pagination, and proofreading process, which may lead to differences between this version and the Version of Record. Cite as: J. Chem. Phys. (in press) (2021); https://doi.org/10.1063/5.0072185 Submitted: 20 September 2021 • Accepted: 11 November 2021 • Accepted Manuscript Online: 11 November 2021 Davide Cicolari, Fabio Santanni, Leonardo Grassi, et al.