Two new A–D–A small-molecule donors (C8T-BDTDP and C8ST-BDTDP) are prepared from benzodithiophene (BDT)-linked dimeric porphyrin (DP), which differ in side chains of BDT linkers with 4,8-bis [5- ...

Side effects and risks Unlike the herb you cook with, commercially-prepared oregano oil is highly concentrated. It’s easy to take too much or to use it for too long.