Can someone pls explain zolpidem synthesis

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I wish I could go in an ambien haze again but prescript ran out https://quod.lib.umich.edu/a/ark/5550190.0010.230/1/--simple-and-efficient-synthesis-of-hypnotic-agent-zolpidem?page=root;size=150;view=text#:~:text=The%20reported%20synthesis%20(Scheme%2D1,N%2C%20N%2Ddimethyl%20amino%20imidazopyridine

This is a 7 step process someone explain it pls