53347-37-8 Glucopyranoside, butyl 2-deoxy-2-(3-methyl-3-nitrosoureido)-, beta-D- beta-Butylstreptozotocin beta-D-Butyl 2-deoxy-2-(3-methyl-3-nitrosoureido)glucopyranoside beta-D-Glucopyranoside, butyl 2-deoxy-2-(((methylnitrosoamino)carbonyl)amino)- (9CI)