I331323221313233313132322231323132322331313331323232132313231311   >>    I33132322131323331313232223132313232233131333132323213231323131   <<    I331323221313233313132322231323132322331313331323232132313231313   >>      I331323221313233313132322231323132322331313331323232132313231312   >>