beta-D-Araf-(1->2)-alpha-D-Araf-(1->3)[beta-D-Araf-(1->2)-alpha-D-Araf-(1->5)]-beta-D-Araf-(1->5)-[5)-alpha-D-Araf-(1->]n[beta-D-Araf-(1->2)-alpha-D-Araf-(1->3)[beta-D-Araf-(1->2)-alpha-D-Araf-(1->5)]-beta-D-Araf-(1->5)-[5)-alpha-D-Araf-(1->]n]-alpha-D-Araf-(1->5)-[5)-alpha-D-Araf-(1->]n