EP3168218A1 - A CRYSTAL COMPRISING AN L-MALIC ACID SALT OF N-[2-(DIETHYLAMINO)ETHYL]-5-[(5-FLUORO-1,2-DIHYDRO-2-OXO-3H-INDOL-3-YLIDENE)METHYL]-2,4-DIMETHYL-1H-PYRROLE-3-CARBOXAMIDE FOR USE AS A MEDICAMENT