Accidentals from SMuFL?

[Freeman Gilmore]

I want to place the accidental accSagittal7v11CommaUp, xE346 on note c.   I
do not have a clue.    Please explain how?   And can this be done global,
please explain also?

%%%
\version "2.18.0"
\include "definitions.ily"
\smuflOn
\relative c''
{a4 b c d}
%%%

Thank you,
ƒg