[alpha-L-Araf-(1->3)-alpha-L-Araf-(1->5)-[alpha-L-Araf-(1->2)-alpha-L-Araf-(1->5)]-alpha-L-Araf-(1->5)-[alpha-L-Araf-(1->3)-alpha-L-Araf-(1->2)-alpha-L-Araf(1-]]-