67314-29-8 ISOPHTHALAMIC ACID, N-METHYL-5-PROPIONYLAMINO-2,4,6-TRIIODO-, N-METHYLGLUCAMINE Isophthalamic acid, N-methyl-5-propionylamino-2,4,6-triiodo-, N-methylglucamine salt N-Methyl-5-propionylamino-2,4,6-triiodoisophthalamic acid N-methylglucamine salt