108-31-6
马来酸酐
+
4651-91-6
2-氨基-3-腈基-4,5,6,7--四氢苯并[B]噻吩
→
299953-51-8
(2E)-4-[(3-Cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)amino]-4 -oxo-2-butenoic acid