I331323221311211331313233313331323223313231323211112211232321211   >>    I33132322131121133131323331333132322331323132321111221123232121   <<    I331323221311211331313233313331323223313231323211112211232321213   >>      I331323221311211331313233313331323223313231323211112211232321212   >>