mogroside IVX + UDP-alpha-D-glucose => mogroside VX + UDP + H(+)
mogroside ivx + udp-alpha-d-glucose => mogroside vx + udp + h(+)
mogroside IVX + UDP-alpha-D-glucose => mogroside VX + UDP + H(+)
mogroside ivx + udp-alpha-d-glucose => mogroside vx + udp + h(+)