97043-02-2 Acetamide, 2-ethoxy-N-(5,6,7,9-tetrahydro-10-(methylthio)-9-oxo-1,2,3-trimethoxybenzo(a)heptalen-7-yl)-, (S)- BRN 5655148 Colchicine, 17-ethoxy-10-thio- N-(Ethoxyacetyl)deacetylthiocolchicine