Di-β-aminopropionitrile fumarate2079-89-2100 % similar 1-Propanamine, 3,3′-[oxybis(2,1-ethanediyloxy)]bis-, (2Z)-2-butenedioate (1:2)1629579-82-349 % similar Maleic acid110-16-746 % similar Fumaric acid110-17-846 % similar Poly(maleic acid)26099-09-246 % similar Cis,cis-muconic acid1119-72-838 % similar Acrylic acid-maleic acid copolymer29132-58-938 % similar 2-Hexenoic acid1191-04-437 % similar trans-2-Hexenoic acid13419-69-737 % similar Maleamic acid557-24-436 % similar Crotonic acid107-93-735 % similar Crotonic acid3724-65-035 % similar trans-2-Pentenoic acid13991-37-235 % similar Glutaconic acid1724-02-334 % similar Queen bee acid14113-05-434 % similar trans-2-Octenoic acid1871-67-634 % similar Monoethyl fumarate2459-05-434 % similar N-(2-Cyanoethyl)glycine3088-42-434 % similar 4-Oxo-4-phenyl-2-butenoic acid583-06-234 % similar 10-Hydroxy-2-decenoic acid765-01-534 % similar