RSS Picofly install gone really bad: 3.3V trace capacitors desoldered accidentally

[GBATEMP]

For reasons I don't want to get into I gloriously fucked up this switch oled picofly mod. I have desoldered the following components accidentally:

Having found ripped XZZ schematics on this forum as well as @lorenzo_lizana's thread I've figured out some of the values:
#1: 15MF capacitor 0603
#2: ???
#3: 1MF capacitor 0402

I could not figure out #2 though. What component is it...

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