(1~{S},2~{S},3~{R},4~{S},5~{S})-1-(hydroxymethyl)-5-[6-[[2-[oxidanyl(oxidanylidene)-$l^{4}-azanyl]-4-(1,2,3,4-tetrazol-1-yl)phenyl]amino]hexylamino]cyclohexane-1,2,3,4-tetrol

A1A4T2 — Alpha glucosidase 2 alpha neutral subunit