label: an N-acyl-15-methylhexadecasphing-4-enine + CoA + H(+) => 15-methylhexadecasphing-4-enine + a fatty acyl-CoA
label_lc: an n-acyl-15-methylhexadecasphing-4-enine + coa + h(+) => 15-methylhexadecasphing-4-enine + a fatty acyl-coa