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Option A: the easiest way is the usage of a BC337-16 with folllowed orientation, there´s no need for addional parts.
Option B (from nordcore)
leave out the 2n5172 - use a bc337-40, - bend right leg to top, solder a 10K resistor in series to the 1uF cap.
see here to choose the correct BC337: https://www.muffwiggler.com/forum/viewtopic.php?p=1558920&highlight=#1 558920
Option B (from nordcore)
Option C: (same like Option B)
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