4-Morpholineacetic acid, (5,7-dichloro-1,2-dihydro-2-oxo-3H-indol-3-ylidene)hydrazide, (Z)- 4-Morpholineacetic acid, (5,7-dichloro-2-oxo-3-indolinylidene)hydrazide, (Z)- 86873-19-0