123I-Ncq298 131062-31-2 3-Iodo-N-((1-ethyl-2-pyrrolidinyl)methyl)-5,6-dimethoxysalicylamide Benzamide, N-((1-ethyl-2-pyrrolidinyl)methyl)-2-hydroxy-3-iodo-5,6-dimethoxy-, (S)- Ncq 298 Ncq-298