Help decoding 71 Duster trim tag and vin.

It's hard to tell from pictures but I suppose they were going for either street basin blue or B5 blue. The brighter is street basin similar to Ford Grabber Blue, the B5 has some metallic in it.
1b1cb1abfb196cf7ead67a499711b6ab.jpg (607×787) (pinimg.com)

GY8 Gold Poly.jpg

B5 Blue.jpg

1972-plymouth-duster-360-basin-street-blue-1.jpg