label: N-(2-hydroxy-hexanoyl)-sphinganine + UDP-alpha-D-galactose <=> N-(2-hydroxyhexanoyl)-beta-D-galactosylsphinganine + UDP + H(+)
label_lc: n-(2-hydroxy-hexanoyl)-sphinganine + udp-alpha-d-galactose <=> n-(2-hydroxyhexanoyl)-beta-d-galactosylsphinganine + udp + h(+)