I33132322131323331311211331333132233132313223313133313233313231323131232313221   >>    I3313232213132333131121133133313223313231322331313331323331323132313123231322   <<    I33132322131323331311211331333132233132313223313133313233313231323131232313223   >>      I33132322131323331311211331333132233132313223313133313233313231323131232313222   >>