2 5-dimethoxy-4-(n)-propyl theo phenethylamine July 8, 2019 16 32 64 128 2 5-dimethoxy-4-(n)-propylthiophenethylamine 2 5-dimethoxyphenethylamine 2 5-dimethoxy-4-ethyl-pea 2 5-dimethoxy-4-bromophenethylamine