The prebiotic molecular inventory of Serpens SMM1 - I. An investigation of the isomers CH3NCO and HOCH2CNN. F. W. Ligterink, A. Ahmadi, A. Coutens, Ł. Tychoniec, H. Calcutt, E. F. van Dishoeck, H. Linnartz, J. K. Jørgensen, R. T. Garrod and J. BouwmanA&A, 647 (2021) A87DOI: https://doi.org/10.1051/0004-6361/202039619