label: an N-acetyl-L-cysteine-S-conjugate + 1D-myo-inositol 2-amino-2-deoxy-alpha-D-glucopyranoside => mycothiol S-conjugate + H2O
label_lc: an n-acetyl-l-cysteine-s-conjugate + 1d-myo-inositol 2-amino-2-deoxy-alpha-d-glucopyranoside => mycothiol s-conjugate + h2o