Compounds having activity as inhibitors of LRRK2 kinase are provided. The compounds have Structure (I):




or a pharmaceutically acceptable salt, stereoisomer or prodrug thereof, wherein A, B, R1a, R1b, R2, and L are as defined herein. Methods associated with preparation and use of such compounds, pharmaceutical compositions comprising such compounds and methods to modulate the activity of LRRK2 kinase are also provided.