N2-ASN

BETA-D-GLCNAC-[1->4]-BETA-D-GLCNAC-1-N-ASN

2-acetamido-4-O-(2-acetamido-2-deoxy-*B-D-glucopy

N,N'-DIACETYL-1-[N-BETA-L-ASPARTYL]-BETA-CHITOBIOSE

2-ACETAMIDO-4-O-(2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSYL)-1-N-(BETA-L-ASPARTYL)-2-DEOXY-BETA-D-GLUCOPYRANOSYLAMINE

N,Nμ-Diacetyl-1-(N-β-L-aspartyl)-β-chitobiose, β-D-GlcNAc-(1-4)-β-D-GlcNAc-1-N-Asn, 2-Acetamido-4-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-1-N-(β-L-aspartyl)-2-deoxy-β-D-glucopyranosylamine