I33132322131323331311211331333132313232233132321111221123232221211   >>    I3313232213132333131121133133313231323223313232111122112323222121   <<    I33132322131323331311211331333132313232233132321111221123232221213   >>      I33132322131323331311211331333132313232233132321111221123232221212   >>