Fig. 1

The structures of cryptand 1,10-N, N’-bis-(β-d-ureidocellobiosyl)−4,7,13,16-tetraoxa-1,10-diazacyclooctadecane (TN) and treosulfan (TREO) with the atom numbers used in the NMR analysis.

The structures of cryptand 1,10-N, N’-bis-(β-d-ureidocellobiosyl)−4,7,13,16-tetraoxa-1,10-diazacyclooctadecane (TN) and treosulfan (TREO) with the atom numbers used in the NMR analysis.