82339-36-4 L-Lysine, N2-(4-(((2,4-diamino-6-pteridinyl)methyl)methylamino)benzoyl)-N6-(iodoacetyl)- Lysine iodoacetylmethotrexate Lysine-iodoacetyl-methotrexate Lysine-iodoacetylmethotrexate N(alpha)-(4-Amino-4-deoxy-N(10)-methylpteroyl)-N(epsilon)-(iodoacetyl) lysine