B331133131323131133132233133313231323331323133313112331333132322331311332211   >>    B33113313132313113313223313331323132333132313331311233133313232233131133221   <<    B331133131323131133132233133313231323331323133313112331333132322331311332213   >>      B331133131323131133132233133313231323331323133313112331333132322331311332212   >>