I132313232233131333132223323132313231333131323223313233313232233132312311   >>    I13231323223313133313222332313231323133313132322331323331323223313231231   <<    I132313232233131333132223323132313231333131323223313233313232233132312313   >>      I132313232233131333132223323132313231333131323223313233313232233132312312   >>