Number of Distinct Characters: 6
String Length: 10
Maximum Number of Runs: 4
Number of Unique Strings: 9 (not including reversible twins)

aabbccddef [rev]
aabbccdeef [rev]
aabbccdeff [rev]
aabbcddeef [rev]
aabbcddeff [rev]
aabbcdeeff [pal]
aabccddeef [rev]
aabccddeff [pal]
abbccddeef [pal]