The pads don't care which direction the rotor is turning as long as they are beveled edge on both ends (anti squeal/chatter feature). All the pads I've seen over the past 22 years of working on BMWs have the beveled edge on both ends. You're fine.

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Kirk
Las Vegas
2016 X5 40e Mineral White/Black Dakota Leather, ZLL, ZCW, ZDA, ZDB, ZPP, multi contour seats, rear side window shades, HK stereo
2011 E90M3, 6-speed manual