label: apo-L-cysteinyl(84)-[allophycocyanin alpha-subunit] + (2R,3E)-phycocyanobilin => phycocyanobilin-L-cysteinyl(84)-[allophycocyanin alpha-subunit]
label_lc: apo-l-cysteinyl(84)-[allophycocyanin alpha-subunit] + (2r,3e)-phycocyanobilin => phycocyanobilin-l-cysteinyl(84)-[allophycocyanin alpha-subunit]