rel-5-(4-Chloro-2-fluorophenyl)-2,3-dimethyl-7-[(2R,4S)-tetrahydro-2-(1-methyl-1H-pyrazol-4-yl)-2H-pyran-4-yl]pyrido[3,4-b] The EC50 value of pyrazine against TREM2 was ≤ 0.05 μM and the E.max value was > 250 μM.

6-(5-Chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazin-5-one

β-龙胆二糖是一种化合物。