1-(L-Glucose)-2-(2-aminoethyl)isothiouronium dibromide 63679-88-9 Pseudourea, 2-(2-aminoethyl)-1-(L-glucosyl)-2-thio-, dihydrobromide Pseudourea, 2-thio-, 1-(L-glucose)-2-(2-aminoethyl)-, dibromide USAF B-63