I331323221313233313112113313331323223313231133132313231323222211   >>    I33132322131323331311211331333132322331323113313231323132322221   <<    I331323221313233313112113313331323223313231133132313231323222213   >>      I331323221313233313112113313331323223313231133132313231323222212   >>