I33132322131323331311211331333132313232233132233133313231323132313232222121   >>    I3313232213132333131121133133313231323223313223313331323132313231323222212   <<    I33132322131323331311211331333132313232233132233133313231323132313232222123   >>      I33132322131323331311211331333132313232233132233133313231323132313232222122   >>