You should not play the 5th string. This chord is played start on fret 2 Dominant seventh (normal seventh) chord with added 13th (6th). Most of the time the 5th is left out (3rd note). The 13th = 6th 13th is used when the chord is a 7th chord with added 6th 6th chords are not 7th chords with added 6th.
Scale structure: R-3-5-m7-13
Scale F# or Gb: F# Abm Bbm B C# Ebm Fdim
Note: Gb, , Fb, Bb, Eb, Ab
Step: 1-3-(5)-b7-9-131(F#/Gb), 3(A#/Bb), 5(C#/Db), b7(E/Fb), 9(G#/Ab), 13(D#/Eb)
Importance: Rarely used