B331133131323131133132233133313231323133313331331122132313231323223313232311   >>    B33113313132313113313223313331323132313331333133112213231323132322331323231   <<    B331133131323131133132233133313231323133313331331122132313231323223313232313   >>      B331133131323131133132233133313231323133313331331122132313231323223313232312   >>