Palindrome ABCD End View: P1

This puzzle type I created for "Contest for best logic innovation"

Palindrome ABCD End View Instructions

Fill the grid with letters A, B, C, so that each row and column contains exactly two instances of all these symbols. Letters outside the grid appear first in corresponding directions. In each row and each column letters from the palindrome string i.e. string will be same while reading forward or backward e.g. ABCCBA is palindrome string. Empty squares (if any) are not considered part of string.