label: UDP-alpha-D-apiose + apigenin 7-O-beta-D-glucoside <=> 7-O-(beta-D-apiofuranosyl-1,2-beta-D-glucosyl)-5,7,4'-trihydroxyflavone + UDP + H(+)
label_lc: udp-alpha-d-apiose + apigenin 7-o-beta-d-glucoside <=> 7-o-(beta-d-apiofuranosyl-1,2-beta-d-glucosyl)-5,7,4'-trihydroxyflavone + udp + h(+)