93 Mercedes 190E

I am replacing the oe radio in this car and nobody makes a aftermarket to oe wire harness.. can someone please tell me the colors of the wires behind the radio and what they are?

This is the wiring colors, Its hard to find a wire harness to connect an aftermarket radio. I have a 190e too, and i cut the wires and i rewire the speakers wires . Constant 12V+ Red Switched 12V+ BLACK / YELLOW Ground Brown Illumination Gray/Blue Dimmer n/a Antenna Trigger Blue Antenna Left Rear Front Speakers 4" Dash Left Front (+) White Left Front (-) Black Right Front (+) White Right Front (-) Black Rear Speakers 6 1/2" Rear Deck Left Rear (+) White Left Rear (-) Black Right Rear (+) White Right Rear (-) Black