#$%^&*AU2017204462B220180531.pdf#####Abstract The present invention provides a new crystal form of 5-((2-(6-amino)-9H-purin-9-yl)ethyl)amino)pentan-1-ol, which has a 5 relatively better effect in selectively inhibiting adenylate cyclase 1 and is capable of preparing a medicament for treating neuropathic pain and/or inflammatory pain.