I132313232233131333132223323132313231333131323223313233313231311332211   >>    I13231323223313133313222332313231323133313132322331323331323131133221   <<    I132313232233131333132223323132313231333131323223313233313231311332213   >>      I132313232233131333132223323132313231333131323223313233313231311332212   >>