Identify the reagents 2: answers

Last month I posted a scheme from a paper by a team from Merck describing the synthesis of a soluble guanylate cyclase (cGC) stimulator of interest for the treatment of hypertension and asked if you could identify reagents or intermediates B, F, and the target compound H. Below are the answers! You can read more here in the full reference: S. Raghavan et al, Bioorg. Med. Chem. Lett. 2020, 30, DOI: 10.1016/j.bmcl.2020.127574