An original paper by Mikame et al, A02-1, has been published.

Y. Mikame, Y. Sakai, R. Tahara, K. Doi, T. Yamamoto, C. Dohno, T. Shibata, A. Yamayoshi, Synthesis and Evaluation of Oligonucleotide-Containing-2’-O-{[(4,5’,8-trimethylpsoralen)-4’-ylmethoxy]ethylaminocarb-onyl}adenosine as Photo-crosslinkable Gene Targeting Tools. Chem. Pharm. Bull, Advance online publication, https://doi.org/10.1248/cpb.c22-00333